Are you interested in Java-.NET interoperability? If so, make sure you attend
Interop City on May 31st. From the web site...
A first-of-its-kind event, Interop City brings software technology user groups together for a day of presentations, demonstrations, and dialog on .NET and J2EE interoperability. Interop City is a unique event based on a grass roots initiative. Bringing together User Groups, Corporate IT, Vendors and today's Thought Leaders, members of the Java, .NET, and XML user groups, along with chapters of IASA and the IEEE, and the Software Process Improvement Network will congregate under one roof to discuss one of today's hottest topics.