"Robin" wrote in message
...
But actually didn't seem to slow down journey times in London, at
least. My guess is many simply changed their travel arrangements.

Very, very many "worked at home".

I've only met one former colleague since the games and he reckoned it was
roughly half and half. That is, half did not travel and of those about
half actually did *work* at home.

That reminds me of -
Q - How many folks work at your place?
A - About half of them.