See http://www.stud.tu-ilmenau.de/~siha-in/quinn.htmlThere appears to be a new version that is only compatible with Mac OSX 10.4.2 and later. It would appear more and more software releasesthese days are becoming Tiger required. Of course that isn’t a problemfor me.
There is a clone of tetris built specifically for Mac OS X, with networking. The game is called http://www.stud.tu-ilmenau.de/~siha-in/thesoftware.html Quinn.