Neil Williams wrote:

The other thing that would be useful would be platform-level
destination displays for the Met Line (and to move the one on the
Circle Line anticlockwise platform so it isn't hidden behind a
security camera).

Agreed. One of the most irritating things about the latter is its position,
such that to view it from the bridge you have to either hang over the rail
at the end or go halfway down the staircase, in order to get a clear view.