An entertaining but unnecessary solution to a problem that will never come about, from a study apparently based on a flawed premise: «None of the existing payment systems we use on Earth — like cash, credit or debit cards — could be used in space...» What about
computerised electronic transfers of money?
The Hotel provides three bars — front bar, wine bar and function room bar, two big screen televisions, two jukeboxes, pool table,
computerised games and take away liquor sales, 12 poker machines in the gaming room, automatic teller machine and
electronic funds
transfer at point of sale facilities, conference and meeting facilities for groups of 10 — 100.