How blockchain could help block fake news

In 2018, a video of former President Barrack Obama surfaced on YouTube explaining how easily technology could be used to manipulate video and create fake news. It got more than 7.2 million views. In the video, Obama explains how we live in dangerous times when “enemies” can make anyone say anything at any point in time. Moments later, it’s revealed that the video was itself faked.

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