Sources:
https://news.ycombinator.com/item?id=31368681
https://web.archive.org/web/20210106015533/https://twitter.c...
This made me thinking Apple designed ARMv8 and gave it back to ARM. But from your source:
> Apple contracted ARM to design a new ISA for its purposes.
Sources:
https://news.ycombinator.com/item?id=31368681
https://web.archive.org/web/20210106015533/https://twitter.c...