Having been thouroughly dissapointed by BA T5's "seamless" service over the last year on many occasions, for example European to long haul = arrive T3 stand, bus to terminal, bus from T3 to T5, long walk around endless terminal back to gate with......another bus to the aircraft on T5 stand I can only assume that the whole thing must have been designed by one of those wonderfully British committees with lots of tea and buns and not a cross word said....