This might be interesting for some of you:
http://www.extremetech.com/mobile/92946-a-wiggly-approach-to-smartphone-keylogging
Money Quote: "[...] overall, the researchers managed to reach 71.5% accuracy for a 10-button keyboard (number pad). [...] A full QWERTY keyboard is obviously a lot harder to infer keystrokes from than a 10-button number pad, of course — but this is just an early proof of concept"
- Chris
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