James Farrar wrote:
Seriously, perhaps that is what is needed. Close one line at a time
in its entirety, and completely re-lay the track, signalling and other
failure-prone equipment.

I've been advocating this for years.

However, can you imagine how the ignorant masses, and the
media, would react?

Or, for that matter, those people for whom that line is
the only practical means of getting to work in a timely
manner.

#Paul