Further to the thread on the Blat Chat forum below, just seen this on Pistonheads. The article isn't much, but I love the argument beneath it!
http://www.pistonheads.com/gassing/topic.asp?f=101&t=806085&nmt=RE: Getting To Know Your Caterham Seven...
Linky
[Edited on 2/2/10 by bodger]
I can vouch for the issue of getting in with a soft-top on. I think if I had a passenger, I'd have to decapitate them to get in with the roof up