Christine ) gurgled happily, sounding much like
they were saying :

I don't think it fair that LU should stay open later to accomodate
late night revellers, whilst starting later in the mornings, causing
hard working Londoners grief in getting to work. It's us Londoners
that keep London going.

How busy are the trains at 5.30am?

And do they really use the full close-time every night?

Are other similar systems closed for five hours every night?