Amiga BASIC was pretty bad. It was slow, generally shared similar types of restrictions to Macintosh MS BASIC, and it didn't work on future 68k CPUs. I wouldn't

Amiga BASIC was pretty bad. It was slow, generally shared similar types of restrictions to Macintosh MS BASIC, and it didn't work on future 68k CPUs. I wouldn't be surprised if, similarly to Z80 and 6502 MS BASIC, their 68k BASIC was built from a single codebase. There are just too many similarities.