No, PAVB is busy trying to boost his ego by criticizing me...
Anyone that has anything constructive to add is welcome to join in!
citldba, I have had a few other people say that using a Super-Type/Sub-Type approach would be reasonable and is a good way to avoid having a "wide" table with lots of Nulls.
I also think it encourages keeping "Apples with Apples" and "Unleaded with Unleaded"!!
Attached is an ERD I created yesterday. It is far from complete, and does not show everything, but is a good sample of what - I believe - we were discussing...