On 3 Feb, 17:56, Ian Jelf wrote:
I have been past this **countless** times since 2003 and never once have
I found it working.

Evidently it *has* worked; *but I must have just been unlucky.
--
Ian Jelf, MITG
Birmingham, UK

Shame it's not more reliable, because if it showed itself to be a good
solution for wheelchair access, it could be trialled as a replacement
for some fixed staircases at Tube stations.

Dominic