On Sep 8, 6:53*pm, Roland Perry wrote:
[snip]
taking spectators from St Pancras to the Olympics park in Stratford in
seven minutes.

To the Park. Really? Surely that's only going to get as far as the
station, near the park.

Yes, to the Park (Really) - Stratford International is bang on the
edge of the Olympic Park.


The problem is believed to be caused because the trains have
to switch between the high-speed line and conventional tracks at
Ashford and Ebbsfleet.

Dodgy points then. Do they have no "wobble" anywhere else?

Did you read the article?