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Huh! They removed that hack in iOS 14 but added “extended virtual addressing entitlement” in iOS 14.2 that allows this for real!

https://9to5mac.com/2020/11/06/ios-14-2-brings-jit-compilati...

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Unfortunately, the sideloaded-JIT support seems to have been an accident, as Apple killed it off in 14.4.

https://twitter.com/altstoreio/status/1354096048650809349

Extended virtual addressing is exactly what it sounds like: you get more virtual memory, not the ability to JIT. The technique mentioned in that blog post is no longer possible.

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