And more on topic: I would be interested to see how this system, and the normal system, compares to somewhere like covent garden which only has lifts and gets s

And more on topic: I would be interested to see how this system, and the normal system, compares to somewhere like covent garden which only has lifts and gets seriously backed up. So much so that the official recommendations are to avoid the station at peak times and walk from other nearby stations. They'll have to do something about this at some point but there's no easy fix here.