On the plus side it can't be worse than their existing electronic locks which have been horribly compromised: http://www.extremetech.com/computing/133448-black

On the plus side it can't be worse than their existing electronic locks which have been horribly compromised: http://www.extremetech.com/computing/133448-black-hat-hacker-gains-access-to-4-million-hotel-rooms-with-arduino-microcontroller http://www.extremetech.com/computing/133448-black-hat-hacker...