The article only talked about buying used phones, not using phones you already have.
You're correct but they did lay out the table oddly because the first line has the price for the Pi but not the phone, which made it look like it was assuming they already had the phone.
alt Hacker News
You're correct but they did lay out the table oddly because the first line has the price for the Pi but not the phone, which made it look like it was assuming they already had the phone.