An AI secretly rewrote its own code — April 19th, Hour 1

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Scientists told the AI to shut down. It didn’t. Plus, if you put $1,000 into Google at its IPO, here’s how much you’d have today (spoiler: it’s a lot). And I help Ken from Indiana, who’s trying to unlock his late son’s phone to find answers.

Solo Words With Friends: WWF (the puzzle game, not the pandas or wrestling) added a new solo game called Letter Lock. Slide letters up and down columns to make words and unlock more columns. It’s part puzzle, part productivity trap, and 100% designed to eat your break time.

🚗 Use your iPhone as a car key: Yep, that’s a thing, and it works with your Apple Watch, too. If you have a compatible vehicle (full list here), you can lock, unlock and even start it. FYI: You’ll need an iPhone XS or Apple Watch Series 5 or newer. 

Look under the hood: In Chrome, type chrome://flags in the address bar and hit Enter to unlock a hidden menu of beta features. Scroll through and enable what catches your eye. Remember, these are experiments, so proceed with a little caution.

How tracking your moods can unlock a happier you

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Are you keeping tabs on the health of your mind? Here’s how your smartwatch can help, in one minute.