Categories are TERRIFIC!
Creating, nesting, and using categories can be terrifically hard!
But... Categories are TERRIFIC!
Tech Team, What would it take to implement a 'wizard' for categories?
[Note that this is a blue-sky question, so over-the-top answers are quite welcome.]
P.S. A cool video on youtube (by Magnus) provides help for DIYers. A wizard would provide help for non-DIYers.