[falcolas]

> having the apparently unqualified right to cancel the card

Is unfortunately required to handle the various con artists and scammers who would exploit loopholes the TOS.

Yes, I believe you can be in the wrong while following the letter of the law; that's part of the reason why we have so many damned laws: to close loopholes exploited by assholes.

Of course some asshole in the system can abuse that clause right back, but that's the cost of doing business with people on both sides.