The coffee meet-up that was mentioned at BiCon is going to happen on Saturday 27th September at 3pm til 6pm ish, and hopefully on the 4th Saturday every month from now on.
Where? Starbucks, 1st Floor above Espirit, 178 Regent Street, London W1B 5TH. Map. Nearest tubes Oxford Circus/Piccadilly Circus.
It has a lift and disabled toilet, thanks David M.