Earlier quoted context omitted.
> Booking.com said "talk to the hotel" and the hotel said "talk to booking.com". I got trapped in a loop there as well, it was pretty wretched. Hotel would only except credit card details sent via plaintext emails (on the phone I couldn't reach anyone at the purported hotel, just a call center, where they couldn't deal with processing), nobody would release me from the obligation to pay, neither booking.com nor the h…
> Hotel would only except credit card details sent via plaintext emails This seems very common issue in hotel business. I regularly travel with Amex business travel and our travel agency sends a temporary cc# to the hotel so I don't have to pay for the room. So that's a temporary cc# which is a little safer, but it's e-mailed in cleartext to the hotel regularly for thousands of guests.
Marriott/Hilton/Hyatt/IHG/Choice/Wyndham/etc collect 5% to 20% of top line revenue from the hotel, and do not want to deal with losses from things like chargebacks and whatnot.