Ever wanted to share a file with just QRs?<p>git <a href="https://github.com/jamiesunderland/p2pqr">https://github.com/jamiesunderland/p2pqr</a>
several Android apps doing that from last decade. most abandoned because Bluetooth is much better. bandwidth is atrocious doing this way.<p>also showing the camera on the bottom with the other phone's code is probably slowing down detections.