Marakana-organized San Francisco Java User Group hosted an event on Feb 9th, 2010 with Kohsuke Kawaguchi from Sun who talked about Hudson, an open-source continuous integration (CI) system, which improves the productivity of a development team by automating various things.
Here's the video from this event (with the embedded slides):
And here are the stand-alone slides (48 slides @ 1.4MB PPTX):
Hosted By: SUPINFO International University
Sponsored By: TEKsystems, Sun, O'Reilly, JetBrains, and Marakana
Organized By: Marakana
Video By: Max Walker