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August 29, 2018 05:00 pm -04
Original Link: https://www.engadget.com/2018/08/29/led-signs-could-soon-hide-secret-messages/
LED signs could soon hide secret messages
From free decoder rings hidden in our cereal and Enigma machines used during world war two to the end-to-end encryption of iMessage, the sending and receiving of secret messages has always been a part of our daily lives. Thanks to technology, apps an...Original Link: https://www.engadget.com/2018/08/29/led-signs-could-soon-hide-secret-messages/
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Engadget
Engadget is a web magazine with obsessive daily coverage of everything new in gadgets and consumer electronics. Engadget was launched in March of 2004 in partnership with the Weblogs, Inc. Network (WIMore About this Source Visit Engadget