"J. Public" wrote the following in:


Also, what's the problem with opening both sets of doors at
stations like Uxbridge, Golders Green etc., where there are
platforms on both side of the train.

I'm not sure. They certainly open both sets of doors on the eastbound
District line platform at Barking.

--
message by Robin May, but you can call me Mr Smith.
Hello. I'm one of those "roaring fascists of the left wing".

Then and than are different words!