When Google and Microsoft boast of their deep investments in artificial intelligence and machine learning, they highlight flashy ideas like unbeatable Go players and sociable chatbots. They talk less often about one of the most profitable, and more mundane, uses for recent improvements in machine learning: boosting ad revenue. AI-powered moonshots like driverless cars and relatable robots will doubtless be lucrative when—or if—they hit the market.

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Microsoft said last week that it had achieved a new record for the accuracy of software that transcribes speech. Its system missed just one in 20 words on a standard collection of phone call recordings—matching humans given the same challenge. The result is the latest in a string of recent findings that some view as proof that advances in artificial intelligence are accelerating, threatening to upend the economy.

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The damage done by Hurricane Harvey is, as the National Weather Service, tweeted ominously over the weekend, “unknown & beyond anything experienced.” Rain continues to fall over the water-soaked region of Southeast Texas where the category 4 hurricane made landfall Friday night. It’s a living nightmare already drawing comparisons to Hurricane Katrina. One comparison offers a glimmer of hope amid the devastation: Communications networks have held much better.

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Late Sunday, 116 entrepreneurs including Elon Musk released a letter to the United Nations warning of the dangerous “Pandora’s Box” presented by weapons that make their own decisions about when to kill. Publications including the Guardian and Washington Post ran headlines saying Musk and his cosigners had called for a “ban” on “killer robots.” Those headlines were misleading.

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It’s hard to overstate Amazon’s online retail dominance. With 76 percent market share of online retail, it’s as if the 1995–96 Chicago Bulls entered your local rec league. No one can challenge Amazon today, but a newly announced partnership between Google and Walmart—allowing you to order groceries from the latter with Google Assistant, or online via Google Express, starting late September—may ultimately present a threat. Still, it's a long-term long shot.

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It started while I was on a Hawaiian vacation in May. I thought I’d just tweaked my back lifting a poolside lounge chair. Back home, my back pain became severe, and I started noticing nerve pain in my legs. For eight days I could barely crawl around the house. My wife and two daughters nicknamed me “the worm.” At 45, I’m in pretty good shape—avid cyclist, runner, weightlifter, yoga enthusiast with a resting pulse in the 50s.

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President Trump’s victory caught Garrett Johnson—and the rest of humanity—by surprise. A Republican, Johnson had never been among Trump’s biggest fans. He’d worked for former Florida governor Jeb Bush and supported Bush in the primaries. The night candidate Trump addressed the Republican National Convention, Johnson retweeted the words of another Republican political operative: “There will be time for reflection. Hopefully there will be time to rebuild.

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Shortly after a rally by white supremacists in Charlottesville, Virginia, led to the death of a counter-protestor, YouTube removed a video of U.S. soldiers blowing up a Nazi swastika in 1945. In place of the video, users saw a message saying it had been “removed for violating YouTube’s policy on hate speech.

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Uber on Tuesday agreed to improve its privacy and security practices and to allow outsiders to monitor its progress for 20 years. The agreement with the Federal Trade Commission would resolve complaints stemming from a 2014 incident in which a hacker gained access to the names and driver's license numbers of more than 100,000 Uber drivers.

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Shortly after Ajit Pai was named chair of the Federal Communications Commission in February, he said he wanted the agency to be “as open and accessible as possible to the American people." Six months on, the agency is falling short of Pai’s lofty goal in some key areas. Critics are especially concerned about the FCC’s handling of complaints from the public about internet providers and the causes of a May 7 outage of the public-comments section of the agency’s website.

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