So, there's no new features that anybody asked for, save the clipboard thing, which has unfortunate security implications, and there's a ton of nonsense none of us will ever use, as the Mac platform gets increasingly complex ("the computer for the rest of us" is now anything but), moves away from Unix compatability, and doesn't do anything useful with this additional complexity, but does cause emacs to crash.
I'd wait until they stabilize it a bit before upgrading. Or just don't upgrade.
I'd wait until they stabilize it a bit before upgrading. Or just don't upgrade.