I read a bit more about, it seems that following the whole process, not just check in and check out, it becomes harder to steal an item. "Because it works by w

I read a bit more about, it seems that following the whole process, not just check in and check out, it becomes harder to steal an item. "Because it works by watching actual items come off the shelves — instead of reading a tag or RFID chip, for example — you won’t be able to steal items by removing or altering tags."