Today Julian Fitzell is leading a small group of engineers in an effort to actually release Seaside 3.0 - gasp, shocker, I know. That means that there should be a 3.0 RC1 out this weekend if all goes well. I'm tagging along with the guys to make sure everything works for VisualWorks (and ObjectStudio and WebVelocity).
Here's a clip of how I use the Monticello tools to import their latest work in to VisualWorks.
The link to the video: http://dl.dropbox.com/u/20291/Cincom%20Smalltalk/Seaside-20100522-Porting%20Seaside.mov