Pretty sure it relies on iOS connecting to a wifi network, see comment here: https://news.ycombinator.com/item?id=9425926 https://news.ycombinator.com/item?id=9

Pretty sure it relies on iOS connecting to a wifi network, see comment here: https://news.ycombinator.com/item?id=9425926 https://news.ycombinator.com/item?id=9425926