A free screencast about lightweight and modern Java EE (6) architectures [Date: Tuesday, July 24, 2012, Time: 10:00 AM PDT ].
~50mins full of Java EE slides and live coding. I tried to keep the ratio between slides and coding as appropriate for a DevCast as only possible :-).
Now directly available as well:
For more screencasts checkout tv.adam-bien.com
Classic Java EE 7 Workshops: Bootstrap, Effective and Architectures, July, 13th-15th
Online workshop: Java EE 7 Bootstrap