Pong RAM (Genesis )

News via http://www.pdroms.de/news/19833/

It is a small game of pong for Mega Drive / Genesis that makes no use of RAM at all, everything is done on CPU registers.You have semi challenging opponent, 2P mode, simple sound effect and nothing more.
http://minigamecomp.org.uk/

I tried to follow the link but it's broken. ;(