DHTML Lemmings "Let's go!" (Doesn't seem to work properly under Safari).
SCO knew about redistributing their IP under GPL.
Perhaps why Microsoft is against the Semantic Web: "...if the Semantic Web does catch on, there will be tremendous pressure from consumers and businesses for open document standards."
Microsoft finally goes with the power.
Hyper-threading Java. Up to 75% better with Hyper-Threading. The IBM JVM much better than the Sun one (especially under Linux).