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Google, Facebook, Twitter aren’t prepared for deepfakes, US Rep. Schiff says

Getty Images Facebook, Twitter and Google aren’t prepared for deepfakes ahead of the US presidential election, a top Congressman said after the tech giants sent letters last week about how they deal with high-tech doctored videos and other kinds of media manipulation. The companies “have begun thinking seriously” about the challenges, said Rep. Adam Schiff, a Democrat from California, but it’s their responsibility to prevent their platforms from being weaponized.  “It’s clear they are far from ready to accomplish that,” Schiff said in a statement.  Deepfakes are sophisticated video forgeries, created automatically by artificial intelligence, that can make people appear to be doing or saying things they never did. Though computer manipulation of video has existed for decades, artificial intelligence is making deepfakes and other so-called synthetic media more accessible and harder to detect. The companies — YouTube-owner Google, Facebook and Twitter — all responded in letters dated Wednesday to questions Schiff sent them…