Plus perhaps competition issues. After all, the LT Museum is a
charity separate from TfL.

When did that happen? I thought it was owned by LT then TfL.

Yes and no. The museum was set up as a separate charitable company and
assets transferred in , I think, 2008*. But the company is wholly owned
by TfL's trading company.

*checks on the wotsit: seems so from eg
http://www.tfl.gov.uk/assets/downloa...tructuring.pdf
--
Robin
reply to address is (meant to be) valid