Looking great! Obviously your main theme is the optimisation, which is your strengths.
Ian or wavelandscott or others can work on the "reasons" for buying a Dob in the first place, as opposed to something else, and the pros/cons of each.
Great job Geoff.
I think email is the best way to submit the information to each other.
I'm also interested myself in reading the expanded version of a few of your points above!