The only time I've seen one (actually the first time I learned about them) was a...

pandler on May 22, 2016 | parent | context | favorite | on: Uber users with low phone batteries more likely to...

The only time I've seen one (actually the first time I learned about them) was at an outdoor market where I bought some handmade jewelry. The woman kept it around as a novelty alternative to her phone-dongle card reader.