He makes an interesting suggestion that the new lightweight programming model of EJB3.0 with it’s annotations might make make the use of session beans a more suitable replacement for the current use of HttpSession in the web tier. There has been a trend over thae last couple of years to not use Stateful session beans, in favour of using Stateless instead. App server vendors have been saying for quite some time though that the perceived overhead of using Stateful beans is just not founded on any real fact (anymore?).
EJB3.0 is going to change EJB development considerably – this is the spec that EJB1.0 should have been….