The 68040 was an incredible chip, and the 68000, well, that started the Lisa/Mac/Atari ST/Commodore Amiga.
Old school Mac architecture was a dumpster fire that had serious issues with getting drivers right.
Don’t kid yourself. The Windows / Intel x86 combination won for a host of reasons.
But things change. Intel had better compete with ARM or they’re gonna get steamrolled by it.