4 ms·

Per the article, one person stands nearby

• RandomBacon 6y ago
  Then wouldn't they keep the phone in their pocket?
  • SomewhatLikely 6y ago
    I would guess it's a combination of getting it closer to the store and improving cell signal.
  • wutbrodo 6y ago
    Yea that's a good question: a pocket wouldn't work, but I wonder why they couldn't just stand next to the store with a bag full of phones.