So it seems I'm not the only one critising Oracle's bragging about EJB 3 and their blurry strategy around J2EE 1.4. Check out Eric Stahl's blog in which he's been pointing out issues with Oracle too. To put it in his words: “Their marketing claims about J2EE 1.4, EJB 3, performance benchmarks, etc. needed a little clarification” :-)
See: Oracle's J2EE 1.4 Compatibility??? and 13 reasons to think twice about Oracle's middleware claims