> Why would banks be motivated to care?
Because courts have made them pay the curtomer their losses when the customer (not the bank) was scammed/hacked/etc.
And you don't think that plays some part in all these arcane security requirements that basically amount to "you're doing something a little weird so we're just going to block you rather than support it"?
And you don't think that plays some part in all these arcane security requirements that basically amount to "you're doing something a little weird so we're just going to block you rather than support it"?