1974 – At 8:01 AM, a supermarket cashier scanned a 10-pack of Wrigley’s chewing gum across a bar-code scanner at Marsh Supermarket in Troy, Ohio. It was the first product ever checked out by Universal Product Code.
1997 – The US Supreme Court struck down a portion of the Communications Decency Act as violating the first amendment protecting free speech.
2014 – Google’s Advanced Technology and Projects lab stole the show at the Google I/O developer conference, with a demonstration of Project Tango’s 3D-mapping capability and Project Ara’s modular phone.
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