[fullsailor]

The "32 bit Runtime" is a misnomer. Its a difference between the modern and legacy runtime. iOS (and iPhoneOS) never supported the legacy runtime.

The name comes from it being the only runtime for 32 bit OSX apps.

https://developer.apple.com/library/mac/documentation/Cocoa/...

[ttflee]

the legacy runtime before the `non-fragile` one?