CNN  —  White House AI czar David Sacks dismissed concerns about artificial intelligence taking away jobs on Tuesday, just days after a major AI leader warned the technology could lead unemployment to climb as high as 20% in the next few years. “Personally, I don’t think it’s (AI) going to lead to a giant wave of unemployment,” Sacks told attendees at the Amazon Web Services summit in Washington, DC. “I think it’s actually very hard to replace a human job entirely. I think it’s easier to