Another, regular, annoyance with the saved CC card function is that it stores the expiry year as 4 digits and when a form requires 2 digits it always prompt to update the expiry date. It doesn't recognise that nothing has changed, it's just a 2 vs 4 ...
Just stopping by to give my support to this idea. I have a mix of personal and work cards saved and some have the same last four digits (I'm looking at you, Amex) which makes distinguishing between cards even harder as I then have to memorise the exp...