The article also refers to:
The ''aircraft carrier'' system in which a large aircraft carries individual units that can be released over a destination and float down to the designated area where the passenger needs to go
While they’re at it, perhaps they’d design one that will float straight to Guantanamo Bay carrying the guy who, this summer, couldn’t wait for the forward toilet to be vacant so he peed straight onto the galley floor
, and the oafs who managed to break my cabin crew’s fingers when she tried to intervene to stop them fighting . Come to think of it, the whole toilet could be detached and sent to Alcatraz as soon as someone smokes in it ……