yan 🐇hold your phone very very still when unlocking it. http://www.digitaltrends.com/mobile/smartphone-pin-code-gyroscope-data/
zachary 🌟@bcrypt eeep. and that reminds me of using a phone to pick up keyboard vibrations to steal passwords http://www.cc.gatech.edu/fac/traynor/papers/traynor-ccs11.pdf