Quite - the windmill is rotated depending on the direction of the wind.
It might be worth a few NSCers actually visiting, and going on one of the tours (every other Sunday in the summer from 2pm), to widen their knowledge base.
Just because it doesn't work on a daily basis, should a landmark be compromised by a new building?
It's not just this building, it's the others previously built that have gradually restricted wind-flow, and this will be a further 'nail in the coffin', in terms of functionality.
The windmill is...