EJB 2.0 has added local home interface and local interface, select method for CMP in the bean class), EJB QL, CMP relationship handling, and message driven beans.
Also the deployment descriptors changed going from EJB 1.0 to EJB1.1, as did some better support for CMPs.
The secret of how to be miserable is to constantly expect things are going to happen the way that they are "supposed" to happen.
You can have faith, which carries the understanding that you may be disappointed. Then there's being a willfully-blind idiot, which virtually guarantees it.