I-Air 2 kunye ne-Nexus 9 Ukuqhathaniswa

I-iPad Air 2 kunye ne-Nexus 9 ziipilisi ezimbini ezinokuthiwa yizona zimbini zehlabathi. I-iPad yasekuqaleni ye-iPad yayinemiba ngokukhawuleza nokusebenza. Yingakho ukuthenga i-iPad Air 2 isisigqibo esilula, njengoko ngoku i-RAM ye-2gb kwaye isetyenzisiweyo yesithathu ye-CPU. Okwangoku, isibonakaliso se-9 se-Nexus 8.9, isisombululo se-WXGA, iqonga le-Android 5.0, i-Tegra K1 Denver, kunye ne-NVIDIA 192-eyintloko yeKepler GeForce GPU inamandla okulwa nayo. Ingqungquthela phakathi kwe-Apple ne-Google. Ngoko bawafanisa njani? Masenze ukuthelekiswa ngokuhlelwa.

 

 

Yakha umgangatho

 

1. iPad Air 2

Uyilo lwe-iPad Air 2 - njengento yonke kwimida ye-Apple - into ekhwazayo premium. Kwaye kufuneka, njengoko zixabisa kakhulu. I-iPad Air 2 inomboniso ogqityiweyo kwisiqulatho se-alfinium enqamlekileyo. Kukho umncinci omncinci, ophantse ungabonakali phakathi kwesakhelo kunye nesibonakaliso sokuba imida iya kuziva ihamba kakuhle. Nangona ichweba lombane lifakwe kwi-aluminium, kwaye i-speaker grilles ikwafakwa ngokucophelela ukuze abasebenzisi bangabi nantoni na ebukhali. Ithebhulethi ikhululekile kakhulu ukubamba ngokuba umva uye wancinciza ngeenxa zonke.

 

 

Ukuchofoza inkinobho yamandla kulula kwaye rhoqo ngokuqinisekileyo. Okufanayo kuya kumaqhosha omthamo kunye neqhosha lasekhaya le-ID ye-ID, into entsha. Ithebhulethi yonke ivakale kakhulu ngelixa iqhubeka isisindo esilungele ukusetyenziswa kwesandla esisodwa. Umgangatho wefowuni kunye nokuhambelana kwayo yinto ebambe i-Apple ngaphezulu komdlalo wayo ngexesha elide linalo.

Kwinqanaba elincinane, isimbolo sensimbi sinokubanda kakhulu emva kwexesha lokusetyenziswa. I-Space Grey emuva iyanqatshwa ngokukhawuleza, ingakumbi kubasebenzisi abangabonakaliyo ngezixhobo. Njengesisombululo, i-Smart Cover (okanye i-Smart Case) iya kuba luncedo kakhulu ukubonelela ngolu hlobo lwesinyithi. Ngaphandle kwalokhu, enye inqabileyo kukuba inkinobho yamandla iphezu kweso sixhobo, okwenza kube nzima.

2. Nexus 9

I-Nexus 9, ibeka nje, ifana nenguqulo enkulu ye-Nexus 5. Kwakhona ifom e-aluminium kunye ne-plastified matte-black end finish eyenza ibe yinto enokubangela, nangona ikhupha isandi (into efana nokuchofoza) xa usebenzisa i-tablet enye. Isakhelo sikhuphuka kancane kwi-glasi yokubonisa ukuze imida ibukhali ngokukhawuleza kwaye ifumaneka i-gap ephawulekayo phakathi kwephepha leplastiki kunye nefomati ye-aluminium. Ikunika uvakalelo lwezinto eziphantsi ezithintekayo.

 

 

Inkinobho yamandla e-squishy kunye namaqhosha evolontiweyo afumaneke kakhulu adidekile. Kuyakuchukumisa ukusasaza iqhosha lombane ukuvala umboniso, ingakumbi ukuba ungasebenzisi ikhuseleko. Kodwa ngaphandle kwemiba, i-Nexus 9 nayo ilula kwaye kulula ukuyisebenzisa ngesandla esisodwa.

 

Bonisa

 

1. iPad Air 2

I-iPad Air 2 inokungafani kakuhle kokubili ukuphakama okuphezulu kunye nokubonakalisa okuphantsi. Ifundwayo nangona isetyenziswe ilanga ngqo. Oku kungakho ngenxa yengubo echasayo eyenziwa yi-Air 2. Kungekudala, i-Air 2 inikezwe yi-DisplayMate ukuba ibe neyona nto ibhetele xa ifika kumlinganiselo olinganiswayo ekukhanyeni okuphezulu.

 

Umboniso unobunjani bephepha eliluhlaza okwenza kube lukhulu ekufundeni. Ngaphandle kokukhanya okuphezulu ngaphakathi, ukubonakaliswa kwe-Air 2 kusengakholeki. Kwakhona kuchanekile kwaye ii-hues ziqhelekile ngokwemvelo, ngoko akukho mfuneko yokulungisa utshintshi lombala.

 

2. Nexus 9

I-Nexus 9 inokungafani kakuhle - ayikho into ecacileyo, kodwa iyanceda ngokwaneleyo - kodwa ibuhlungu kukuba inokubonakalisa iphantsi. Kukho uhlaza oluthile xa lisetyenziswe ilanga ngqo. Ithebhulethi ayinayo imibala emininzi ekukhanyeni okuphezulu kwaye iphinda ifudumele (eqondakalayo ngokupheleleyo). Okwangoku, ukugqama okukhulu kuncomeka - ukukhanya okukhulu kwe-Nexus 9 empeleni kulunge ngakumbi kune-Air 2 - ngoko qinisekisa ukuyisebenzisa ekukhanyeni okuphezulu. Nangona kuluhlaza okwesibhakabhaka, ukubonakala kweengtlezi kukhulu.

 

Kukho ukukhenkceka xa ukukhanya okuphezulu kunikwe amandla, nangona le nto ingaqwalaselwa ngu: (1) ukujika kwimodi embi kunye nokunciphisa ukukhanya ku-60%; kunye (2) basebenzise idivaysi kwindawo enokukhanya kancinci kancinane njengegumbi elinesibane esinye. Iskrini sikwanele ngokwenza isixhobo esenziwe yiNexus.

 

evakalayo

 

1. iPad Air 2

Izithethi ze-iPad Air 2 zindlela engcono kuneyona eyandulele. I-audio inokucaca okucacileyo okugcinwayo nangona isantya esiphezulu sisetyenzisiweyo, kwaye akukho zikhonkwane ezingaphakathi kunye nee-bass ezifakelwe ngokufanelekileyo. Kulungile ukubukela ama-movie okanye imiboniso yeTV kunye neepodcasts. I-critique yodwa ehleliyo kukuba basesekhoyo ngezantsi. Iziphambili ezibheke phambili ziza kwenza ukuba i-audio yayo ibe ngcono kakhulu. Ngokuqhelekileyo, i-iPad Air 2 inekhwalithi yomsindo olungcono kune-Nexus 9.

2. Nexus 9

I-Nexus 9 inezikhalazi ezijongene neziphambili ezifana nezithethi ezisetyenziselwa iifowuni zeHTC. Umthamo ungaphantsi kwe-Air 2, nangona ikhangele phambili. Ukuqheleka kwevolumu kunciphisa uluhlu olushukumisayo kwaye kwenza ukuba isandi sibonakale sibuhlungu. Izithethi zigqibelele kwifowuni, kodwa akulungele i-tablet, ngokukodwa kwindleko engaphezulu kwe-$ 400.

ubomi bebhetri

1. iPad Air 2

I-iPad Air 2 ihlala ihlala ebhetri ubomi obukhulu, ngenxa ye-iOS. Unomsebenzi ofanayo nomoya wokuqala we-iPad, nangona ubenzima kakhulu njengoko i-Apple inqunywe malunga ne-15% yobomi bayo bhetri (1260mAh) ukunciphisa ubukhulu bomzimba kunye nobukhulu. Oku akusiyo ingqiqo ecacileyo kuba isixhobo sihluphekile. IOS njengenkqubo yokusebenza iyakwazi ukwandisa ukusebenza ngokugxila komsebenzi omnye kunye nokugcina inkqubo ephantsi. I-Android iye yazama ukufezekisa oku, kwaye ngelixa ezinye iifowuni ze-Android ziyakwazi ukufezekisa ubomi bhetri, zineebhetri ezinkulu.

Ubomi bebhetri ye-iPad Air 2 buchaphazeleka ngokubaluleka kweso sixhobo: luza kululeka kwiiyure ze-5 ukukhanya okukhulu (kusekho i-25 ukuya ku-35% ubude kunobomi bebhethri ye-Nexus 9), kunye ne-7 kwiiyure ze-8 kwi-50 % ukukhanya. Ubomi balo bokulinda bubuhle kakhulu - ibhetri ye-iPad Air 2 iyancipha ngo-2 kwi-3% kuphela ngosuku. Ubomi obubhetele bhetri bukwenza uzive ukhululekile ukuba awuyi kukhangela ithebhulethi efile xa uyishiya ingafunyanwa iintsuku.

2. Nexus 9

Isishwankathelo: Ibhetri ye-Nexus 9 ayimpofu. Ixesha-sikrini lixesha lama-5 iiyure ezininzi ukusetyenziswa okuqhelekileyo, nangona ulinganiswe ne-9.5-ye-WiFi ye-Hora ukuqikelela ukukhangela i-Google. Ngokusetyenziswa kokuqhelekileyo, ndithetha nje i-imeyile, ukukhangela i-intanethi, intanethi, ukuthumela imiyalezo kunye ne-YouTube kunye ne-eBook. Ukusetyenziswa kunokunwebelelwa kwiiyure ze-6 ngokusebenzisa ukukhanya okuncinci kwaye ucime iBluetooth.

Ngokwimimiselo yokuphila, iifayile ze-Nexus 9 ngosuku olunye-kude, kude, ngezantsi ukusuka kwi-30-day standby life rating. Le ngenye yeengxaki ezinkulu zebhetri kwi-Android leyo nangoku ayilungiswanga. Ubude obude bekunjalo, kwaye kusekhona, indawo enkulu yengxaki.

ezimqoka

 

1. Typing

Ukwenza i-Typing kulula nge-Nexus 9 ngenxa yeyona nto ifanelekileyo kunye nobukhulu be-compact: ukufikelela komunwe kuninzi kunoko kunye nokunikezelwa kwesisindo kwibhodi yekhompyutha. Ubukhulu be8.9 bubungakanani obugqibeleleyo bokuthayipha. Kukhululekile ukuthayipha kule fowuni kune-Air 2. Ukunikezelwa kwesisindo kwibhodi yesofthiwe ye-10.1 "I-iPad Air 2 yenza kube nzima ukulinganisa iziphelo zethebhulethi. Ukusebenza kwekhibhodi yefowuni kulungile nakwiqonga le-Android kuba ii-keyboards zesithathu zeprosoft zineziqwenga kwi-iOS 8.

 

 

2. Ukubukela kwevidiyo

Ngokubhekelelwa kwevidiyo, i-iPad Air 2, isibonakaliso sayo esikhulu, izithethi eziphakamileyo, kunye nokwahlukileyo okulungileyo kukukwenza kube ngcono. Kwabo abane-Apple TV kwaye bakhetha ukubukela iividiyo kwi-TV, i-iPad Air 2 ingahambisa idatha kwiTV nge-AirPlay. Ngaphandle kwithelevishini, iPad Air Air 2 ingaxhamla kwezinye iifayile ezifana neRoku 3 ngokusebenzisa i-YouTube ye-app ye-YouTube. IOS ibuye ivumele i-Amazon Video App ngokusemthethweni.

 

Okwangoku, inzuzo ye-Nexus kukuthandwa kweChromecast njengoko oku kuvumela ukuba ihambelane namanye amacebo. I-Google Play Isitolo nayo ine-movie kunye neelayibhrari yeTV, into ebonakalayo iTunes.

 

 

3. I-Multitasking

I-multultasking ilungile kuzo zombini izixhobo. I-Android 5.0 yazisa ikhadi lokutshintsha i-app ukuguqula isixhobo somsebenzisi esisebenza kakuhle kwaye sisebenza kakuhle kunokuba ishintshi yohlelo lokusebenza lwe-iOS. Ngaphahla, ukutshintsha phakathi kwemisebenzi kuthatha ixesha elide kune-iOS. I-Multitasking yinto elula kunye ne-iPad Air 2; kuyafana nokusebenza kweenguqu ezindala ze-MacBook Air.

 

I-App ivuselela ifanayo kwi-iPad Air 2 kunye ne-Nexus 9. Kodwa ngokwezaziso, i-Nexus 9 idlula ngaphandle kwe-Air 2 kuba zikhona iinkonzo ezininzi ezixhasa inkcazelo yesaziso. Le nxalenye entsha kunye ne-iOS8, kodwa kusekho ezimbalwa iinkqubo ezixhasa. Izaziso zikhona kuphela kwisithonjana sekrini sasekhaya, ngoko ke asibonwa lula.

 

 

4. Ukhangeli lwewebhu

Ingxelo kwi-web browsing, ngakolunye uhlangothi, iya kwi-Air 2. I-Safari ingcono kune-Chrome, ngokukodwa ngokubhekiselele. I-Apple igxininise ngakumbi ekuhambeni nasekusebenzeni kunokusebenzisa ubuchule bezobugcisa.

5. Amaphepha, ispredishithi, njl

Ukulungiselela iifayili kumaphepha kunye neentetho, iOS okwangoku kusemdlalweni ngenxa yokuba sele inamaphepha amathathu afunekayo namhlanje - iLizwi, i-Excel, kunye nePowerpoint-kunye nezinye ezininzi njenge-Google Amadokhumenti, i-Apple Pages, i-Keynote kunye neNombolo. I-suite yemveliso ye-Apple nayo isebenza kakhulu kunye nemodi yeskrini esekelwe kwifu elingasetyenziswa kunoma yiphina iqonga. Okwangoku, iiprogram ezintathu eziphambili zeprogram ziya kuza kwi-Android platform kwi-2015.

 

6. email

I-app ye-Android ye-imeyile iphezulu kakhulu ngokuthelekiswa ne-iOS. Uhlelo lokusebenza lwe-imeyile lwe-iPad luhle kakhulu, kodwa abaninzi abantu basebenzisa i-Android-friendly apps ezifana ne-Gmail. Ikwasetyenziswa kwakhona kwi-iOS, kodwa ayenzi kakuhle. I-Gmail e-Android ibuye ivumele umsebenzisi ukuvumelanisa ii-akhawunti ezingekho ze-Gmail kwi-app ye-Gmail. Ukuxhaswa kwabasebenzisi abaninzi kubaluleke kakhulu nge-Android. Ukukwazi ukuvumelanisa ii-akhawunti kunye neephasiwedi kwiiwebhusayithi ezithile xa usebenzisa i-Chrome inikeza inzuzo ecacileyo.

7. IMaphu

Iimephu ziyi-tie phakathi kwamaqonga amabini. Ngaphandle kweGoogle Maps, iOS ibuye ne-Apple Maps, i-Waze, i-Bing Maps, kwaye (ekuthiwa) i-Nokia Maps kungekudala. Uninzi lwezi zixhobo zifumaneka kwi-Android. Uninzi lwabantu basebenzisa i-Google Maps, kwaye yinkqubo esebenza ngokufanayo kwi-iOS ne-Android.

8. Zokuthenga

Iiprogram zihlala zihlala zihlawulela umthengisi kwiimakethe zeethebhulethi. Abantu abancinci bathenge iifayili namhlanje, ngaba yintoni ngeloliwe yeenqwelo-moya ezifumaneka kwiimarike namhlanje, kodwa isengxenye ebalulekileyo.

I-iPad Air 2 ine-ID yothintelo, efuna ukuba uyikhumbuze iminwe yakho ngexesha loko lokukhuphela i-app - kunye neenkululeko. Oku kukunceda ngokuqinisekileyo ukuba iinkonzo ozikhuphelayo zigunyaziwe nina yedwa. Iiprogramu kuphela eziyodwa kulo mgaqo zizithengisa izinto eziphathekayo ezifana ne-Amazon. I-Apple inikezela uluhlu lwazo zonke i-in-app purchases ku-iTunes.

 

 

Ezi mpawu azifumaneki kwi-Android. I-Google Play Isitolo esetyenziselwa ukuba ne-PIN, kodwa akuyona indlela ekhuselekileyo yokukhusela kuba nabani na ongakwazi ukuyikhumbula ngokugqithiseleyo ikhowudi yakho yePIN. Ngoku i-Play Store inephasiwedi kunye nemodi yokucoca umxholo (into eyenziwa yi-iPad Air 2).

Iifowuni ezithengiweyo kunye nezinye izinto ezihlawulwayo zingabiwa kwii-ID zeApps ezahlukeneyo nge-iOS 8, into eyenziwa yi-Android, kwakhona. Oku kulungile kuba abasebenzisi be-Apple akudingeki bathenge umxholo ohlawulwa kabini. Kodwa inkokhelo "yokuhlawula kabini" yinyani ngokufanelekileyo kwimidlalo ehlawulwayo, kwaye yinto eyenzeka kwezinye iiplatifomu.

9. Ukwabelana phakathi kweefowuni

Ngokumane nje: iOS ayivumeli ukwabelana ngokomxholo, ngelixa i-Android yenza. I-Apple iye yazama ukulungisa oku, kodwa kusekho umsebenzi omningi okwenzayo - Abasebenzisi base-Apple bangabelana kuphela ngomxholo ngesicelo esifanelekileyo esiyi-Apple. Ukwamukelwa kwezicelo zokwabelana kwi-platform ye-iOS kuya kucotha naphezu kwemizamo ye-API ephuculweyo. Kungoko oko bakubhekisela kuyo njengomsebenzi oqhubekayo. I-Android, ngokuchaseneyo, iyinkosi yokwabelana. I-Apple ine-AirDrop, kodwa iya kuba yinto elula kakhulu ukwabelana nje ngeDropbox. Le yindawo enye apho iOS ingasondeli i-Android.

10. Photography

I-Android ine-Photoshop Express kunye ne-Photoshop Touch, ngelixa i-iPad ine-Mixhop ye-Photoshop kunye nezinye iinkonzo ezimbini. I-Android isalinde impendulo yabathengi kwi-Photoshop Mix ngaphambi kokuyibeka kwisikhundla sayo.

I-App Lightroom ifumaneka kwi-iPad Air 2 kodwa kungekho kwi-Nexus 9 kuba i-Adobe ayisenzi i-Android version. Nangona kunjalo, insiza ayixhasi i-RAW yokungenisa ngexesha i-Photoshop Express yenza. Ngako-ke ayisebenzisekanga kuba unokuhlela kuphela i-JPEG kwi-App Lightroom. Kwindawo elungileyo, unokukhawuleza ukurhweba ukuphathwa kwezithombe zobugcisa - i-iPad ingadibanisa ifowuni, umzekelo, kunye nekhamera ye-Sony yami nge-app ye-Memories Memories.

 

Gaming

Abaphuhlisi bemidlalo iqhele uku ukuthanda iOS, njengoko kubonwe kumhla yokukhululwa kwangaphambili, imidlalo ekhethekileyo kunye nelokuba abasebenzisi be-iOS bazimisele ukuchitha imali yabo kwizinhlelo zabo zokusebenza kunabasebenzisi be-Android. Iingxaki ekuhambelaneni kweefowuni kunye nentsebenzo yimbali ngoku kwaye iqhelekileyo kuphela kulabo basebenzisa imodeli endala yeefowuni kunye namacwecwe.

 

Oku akunjalo ngoku, njengoko iOS kunye ne-Android baqwalaselwa ngokufanayo kumaphuzu amakhulu emidlalo. Ngokuqhelekileyo, imidlalo ikhutshwa kumhla yangaphambili kwaye ibonakala ihamba ngokugqithiseleyo kwaye isebenza ngokugqwesileyo kwipulatifomu ye-iOS kuba kukho Ngaphantsi izixhobo abaphuhlisi kufuneka bazincede. Ukuchitha ixesha elide ukuqinisekisa ukuba ukusebenza okuhle kuwo onke amadivaysi e-Android kuya kuthatha ixesha elininzi, ngokulingana neendleko ezininzi. Kodwa abaninzi abaphuhlisi namhlanje - ezinye zazo zibandakanya i-Gameloft ne-EA-ekuthatha i-gamble ngokuwamkela iindleko ezongezelelweyo ukuze kufumaneke ukulinganiswa kwezixhobo eziphezulu kubasebenzisi, kuba ukhuphiswano lwamhla lwangoku luxhomekeka kwiindlela abasebenzisi abahlaziya ngayo imveliso yakho.

 

Ngaphandle kolu tshintsho, i-iPad Air 2 isesisixhobo esingcono sokudlala kuneNexus 9. Ikwazile ukugcina ukukhokelela kwayo, ikakhulu ngenxa yesixhobo seGPU esenziwe ngcono. I-iPad Air 2 isenemidlalo emininzi ekhutshwe ngaphambili, isenayo imidlalo ekhethekileyo, kwaye isafumana ingqalelo yabaphuhlisi bomdlalo. Ukunqongophala kweempawu ezikhethekileyo zemidlalo kwiNexus 9 kuchaphazela ukusebenza kwayo kolu luhlu.

 

Uzinzo

1. iPad Air 2

I-iPad Air 2 isebenza ngokugqithiseleyo kune-Nexus 9. Nangona i-lock ups eyenzekayo, ayinzima kakhulu njengeengxaki zokuzinza ze-Nexus 9 kwaye zenzeke ngokungafanekiyo. IOS 8, kunye ne-A8X chip pro core core processor, inomsebenzi oqhubekayo ngaphezu kwe-Lollipop esebenza kwi-Nexus 9. Kuthatha ixesha elide i-Apple ukulungisa iingxaki zomsebenzisi, kodwa akusiyo i-break breaker.

 

2. Nexus 9

I-Nexus 9 inokuzinzileyo; ihlala iguqa kwaye ilahla kunye neGoogle Amadokhumenti. Isixhobo asikwazi ukuhambelana, ngoko akuqinisekanga kakhulu ukusebenzisa. Ifowuni isebenza kwi-Android 5.0, kwaye i-Lollipop ifake iimpawu ezininzi ezintle kubasebenzisi be-Android, kodwa i-K1 Denver ayikho imfuno. I-lags kunye ne-stutters yenza i-Nexus 9 ifowuni ye-crappy.

Isigwebo

Iipilisi zamasentimitha asixhenxe kulindeleke ukuba zigcinwe kunyaka olandelayo, kodwa ziya kuba njalo ekupheleni kweemakethe zeethebhulethi. Yintoni eya kutshabalala yiyo kwi-8.5 "kwi-9.5" kunye (mhlawumbi) ne-4: Ubungakanani bokuboniswa kwe-3. Iipilisi ezinkulu ze-10.1 ziya kuba - kufuneka zipheliswe ngokupheleleyo.

I-iPad Air 2, nakuba ixabisa i-$ 600, iyona nto ikhethekileyo kunokusebenzisa imali ye-480 kwi-Nexus 9. Ukuba ukhangele i-tablet ebonakala njenge-iPad Air 2, i-Nexus 9 yinto ecacileyo, kodwa ayikhuthazwa kakhulu. Nangona i-2013 Nexus 7 yenza kakuhle kwi-Android 5.0.

 

I-iPad Air 2 ngumgangatho wokubetha kwimakethe yeethebhulethi. Oku, nangona zimbalwa eziphosakeleyo. Ibe:

• Ininzi ininzi yezixhobo ezinikezelwayo (kunye neyona nto ibhetele),
• I-chipset ehamba phambili,
• Umgangatho ophezulu,
• Software enkulu,
• Smooth everything
• Umboniso obalaseleyo.

Ukusebenza kuyona nto ibonwabileyo nge-iPad Air 2, nangona kungenakulungele ukusebenza kumaphi na macwecwe amabini ngaphandle kokuba yimeko engxamisekileyo okanye into engxamisekileyo. Nangona ukuhlaselwa kwe-Gmail kwi-iOS, ukukhangela i-web ngokusebenzisa i-Safari kunye nokusebenza ngokugqithisileyo kugcinwe i-iPad phambili kwiimpahla kunye nemida.

UMoya 2 uqhubeka ngokuqhubekayo kunyaka ngamnye nangona ezinye iinkalo ngokuqinisekileyo ziyi-innovative entsha evela kwi-Android. Kukho phantsi, abantu banokugweba ukukugweba xa bakubona usebenzisa i-iPad. Kuya kusekeka kuxhomekeka kwintando yomsebenzisi, kodwa ngokwemiqathango ekhankanywe ngasentla, i-iPad Air 2 ngokuqinisekileyo yenza kakuhle ngokuthelekiswa namanye amaqhagamshelana kwimakethe yeethebhulethi.

 

Nguyiphi na iipilisi ezimbini ozikhethayo?

 

SC

[embedyt] https://www.youtube.com/watch?v=rjUE-TAUmvU[/embedyt]