Then they have the audacity to get upset when you don't want to pull out your phone to help a guest.
It's bad enough that I have to use my personal battery brick to get one charged, my ETL finally got a charging cable so we can keep these up and running. So I have plug it and charge it, use it for a while then when the other In-stock pushers come in, get the almost dead one they have and give them my charged device and keep trading until my brick dies. But then we have two or three devices charged devices.