Originally Posted by
Uncle Nonny
I always use paper. You want me to place my phone that I put up to the side of my face on top of a device that that everyone has placed their phones on (that have been up to their faces)? No thanks.
Protip: you don't have to touch your phone to the scanner. The scanner is sending out beams of light that reflect off your phone, so holding it a couple of inches away from the scanner works totally fine.