To me the current design is classic PC bunkum, typical of the almost puritanical disregard for people's real needs and desires.
We need art, entertainment, enjoyment, excitement - not meaningless mealy-mouthed platitudes. You would have thought by now they had got the message - the wishy-washy original objectives for the Millennium Dome proved a disaster, but now focused on providing entertainment and enjoyment as the O2 arena, it is thriving.