at first, this seems completely harmless, but there are a few scenarios in which this could potentially be a viable attack.
I doubt it's much use on computers, but imagine someone rigging a candid infrared camera across the street from an ATM. You'd block the cameras view while typing, but then you leave and it's game over.
I doubt it's much use on computers, but imagine someone rigging a candid infrared camera across the street from an ATM. You'd block the cameras view while typing, but then you leave and it's game over.