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iOS 8 apps can still be built to support iOS 7
Xcode 6 lets you suppot iOS 5.1.1 without too much difficulty.
Can you explain shortly how to make Xcode 6 build iOS 5.1 apps? Or do you have a link? I haven't been succesful in googling it.
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If they only have a gig of RAM, why does iOS bother with 64-bit support at all? Doesn't that increase memory pressure due to all the pointers being twice as big?
It's a bit more complicated than that. There's a really good discussion here: http://www.sealiesoftware.com/blog/archive/2013/09/24/objc_e... and here: https://www.mikeash.com/pyblog/friday-qa-2013-09-27-arm64-an... Basically, as I understand it, 64-bit pointers on iOS can actually act to decrease memory pressure because the extra bits can be used to store object class information that would otherwise have to be stor…
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At least it sounds like this only applies to new apps, not apps updates for apps that are already published. It would be great to get clarification on that though.
Yes -- the language is ambiguous.