If you wanted to check out some of the talks at the recent 2010 JVM Language Summit most of the sessions are now available to watch on the Oracle Media Network:
- Gathering the Threads -- JVM Futures by John Rose - Session Abstract
- Trending Toward the Middle -- The Best of Static and Dynamic by Charles Nutter - Session Abstract
- Faking Closures on the JVM Isn't as Simple as It Looks by David Pollak - Session Abstract
- Kawa and gnu.bytecode Update by Per Bothner - Session Abstract
- LINQ: Language Features for Concurrency (Among Other Things) by Neal Gafter - Session Abstract
- Symmetric Multilanguage VM Architecture by Oleg Pliss - Session Abstract
- Register Allocation on SSA form for Java Just-in-Time Compilation by Christian Wimmer - Session Abstract
- Erjang -- A JVM-based Erlang VM by Kresten Krab Thorup - Session Abstract
- Project Fortress Compiler Implementation Status by Christine Flood - Session Abstract
- Digital Performance by Cliff Click - Session Abstract
- The Maxine Inspector: A Specialized Tool for VM Development by Michael Van De Vanter - Session Abstract
- Efficient Lambda Compilation using MethodHandles and JRockit by Fredrik Öhrström - Session Abstract
- Coroutines for the Java Platform by Lukas Stadler - Session Abstract
- Engineering Fine-Grained Parellelism in Java (Keynote) by Doug Lea - Session Abstract
- Mixed Language Compilation in Eclipse: Java and Groovy by Andy Clement - Session Abstract
- MethodHandles: An IBM Implementation by Dan Heidinga - Session Abstract
- Chronon -- Time-Travelling Debugger by Prashant Deva - Session Abstract
- The Thorn Language: Robust Distributed Scripting on the JVM by John Field - Session Abstract
- Improvements in OpenJDK Useful for JVM Languages by Eric Caspole - Session Abstract


Thanks for taking the time to share this with us. Will keep an eye out for future summits.