In brief, a new feature of iOS 9 that allows app resources to be delivered on a device specific basis..meaning that, for example, a user with an iPhone 5 will no longer need to download assets meant to support the 6+ or iPad. More here: http://arstechnica.com/apple/2015/06/app-thinning-will-be-a-...
In brief, a new feature of iOS 9 that allows app resources to be delivered on a device specific basis..meaning that, for example, a user with an iPhone 5 will no longer need to download assets meant to support the 6+ or iPad. More here: http://arstechnica.com/apple/2015/06/app-thinning-will-be-a-...
Not just assets, but also the compiled binary will be for that architecture alone. ARM6, ARM7 etc. Really cool stuff.
Not at all before iOS 9.0 general release.