Pedant mode on :
AFAIK holes were drilled in various parts of the pressure hull to make it as difficult as possible (if IMpossible) to put any ex BA Concorde back in the air.
Pedant mode off :
Are you disagreeing with the thrust of my argument ? or simply that I loosely referred to the floor rather than being precise ?
I also have a vague recollection of somebody saying (and this is a rumour forum) that Sir R B would have to buy an ex AF one to pursue his dream .. as they hadn't thought of that particular trick.