Perhaps even cooler than a CADR emulator, a PDP-1 emulator which runs
the original PDP-1 spacewar code:
http://lcs.www.media.mit.edu/groups/el/projects/spacewar/
Very cool. Apparently the java code is an PDP-1 emulator. They wrote a
PDP-1 assembler in perl. You have to smile.
I think the screen should be round, however :-)
-brad