In the near future, you may not need to touch a keypad to select a tip or pay for large purchases. All it may take is a swipe, tap or other quick gesture.
This tracking device fits where an AirTag can't, and now you can get a four-pack of KeySmart SmartCard Lites for slim spaces ...
NFCGest lets credit cards unlock terminals with gesture passcodes—adding security without extra hardware or PIN codes.