If you use the WebLab, you surely know that sometimes it could be difficult to understand or even to use.

Well, we are aware about that and we would like to focus our work on the most problematic points. So we have three questions for you:

• What kind of background should have someone who want to use the WebLab ?
  Examples:I think that reading all the JSR 286 is a great way to start on portlets but it's really boring. UML is a necessary to architect a good application with WebLab plateform.
• What are the most difficult points for you ? (Of course, you can give several examples and the more details there are, the easier it will be understandable)
  Examples: I work on webservice and all the RDF crap is not usefull for me. I really need a C++/C#/Pyhton/Choose your language development kit because ...
• In your opinion, what is the required level to use the WebLab with these different technologies ?  (level: trainee/experienced/expert/master)
  RDF:
  BPEL:
  UML:
  SOAP:
  Ajax:
  Java:

Thanks for your help !