Danscowpie, you're spot on.
Your "it makes perfect sense" post hits the nail bang on the head.
As Filton is closing, let's move Parliament from London to the soon-to-be-vacated hangars.
That'll save a few bob,
Then we can bulldoze the Palace Of Westminster and build one of those lovely rectangular 'shopping' developments with a Currys, Halfords, W.H. Smith, P.C. World, Pets 'R' Us (and all the usual sh*ite), that have appeared everywhere.
After all, as anyone with business knowledge knows, why have quality when mediocrity is so much cheaper?