Quote Originally Posted by Jorpho View Post
...But then, with just a 12 MHz 68k, wouldn't playback of a compressed video while still maintaining a decent framerate be extremely difficult? I mean, there was brisk business selling PC MPEG decoder chipsets back when multimedia was new, and even the PCs of the time were a lot faster than that.
The CDTV had a video format called CDXL. It allowed for video a quarter of the screen size and with around 10 fps on a 7,14 MHz 68000.

So you're right, in a way. But no-one ever expected fluid full-screen video back then, so even CDXL was impressive.