This reminds me that, back in the eighties, a friend of mine made a super cool EGA BBS terminal program with split screens and smooth scrolling - but it also us

This reminds me that, back in the eighties, a friend of mine made a super cool EGA BBS terminal program with split screens and smooth scrolling - but it also used the vertical retrace interrupts. It's a shame there wasn't more compatibility around a lot of this on PC since it would have enabled some very cool software that everyone could use.