fairly simple DTMF decoder to control solenoid door unlocker and connected it to phone (in this case a cell phone). NOTE:CALLERID would save the phonecall as commented on the article
James Hays and Alexei Efros of Carnegie Mellon University in Pittsburgh have just published a scientific paper announcing their breakthrough that "seamlessly" alters photos automatically
The American approach to social control is so much more sophisticated and pervasive that it deserves a new name. It not propaganda any more, it's “prop-agenda”...