[donarb]

Though Apple did sell a card that allowed 6502 apps to run on a Macintosh.

https://en.wikipedia.org/wiki/Apple_IIe_Card

[icedchai]

This is true, but note it was released in 1991, many years after the Mac's introduction. By that time, the Apple II was definitely on the way out. The last hold outs (schools...) probably needed encouragement.