On 01/12/2015 16:47, Eric wrote:
A dubious argument anyway, since the entire point of changing the
escalator rules is to get an entire crowd to or from the platforms as
quickly as possible. This is a safety issue and the slowing down of a
minority is not relevant.

Yes that was the point. But although it might seem to be the right
thing to do in theory it seems that it doesn't actually work in practice.

There is a little more on this in Ian Visits blog:

http://www.ianvisits.co.uk/blog/2015...the-escalator/

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Clive Page