In regards to accidentally pressing the card selection button, I think a simple idea would be some sort of "hold to lock" functionality. You hold down the sele

In regards to accidentally pressing the card selection button, I think a simple idea would be some sort of "hold to lock" functionality. You hold down the selection button for 3 seconds or so and the currently selected card is "locked in" until you perform the action again. EDIT: What the person above me said =)