Didn't make it to Europe, but Tim Sneath's blog is tracking the hot cotent! Tim is the content manager for TechEd Europe, and he's just listed the top sessions thus far on his site. Check it out at: http://blogs.msdn.com/tims/archive/2004/06/29/168995.aspx
Or take a peak...
||Effective Troubleshooting with the Sysinternals Tools
||Systems Management Server 2003 SP1: Technology Enhancements and Deployment Best Practices
||Thoughts on Data in Services-Oriented Architecture