On 2021-08-25 11:08 a.m., Josh Dersch via cctalk wrote:
(The Three Rivers PERQ included a similar
"RASTEROP" instruction in its
repertoire, which was similar to BITBLT but also allowed for various
logical operations to be applied to the source and destination.)
All rendered useless if you move to gray or color. Sadly almost
all monitors are landscape rather than portrait, so we may never see
a good emulation of them.
- Josh