A startup is pitching a mind-uploading service that is "100 percent fatal"

The startup accelerator Y Combinator is known for supporting audacious companies in its popular three-month boot camp. There's never been anything quite like Nectome, though. Next week, at YC's "demo days," Nectome's cofounder, Robert McIntyre, is going to describe his technology for exquisitely preserving brains in microscopic detail using a high-tech embalming process. Then the MIT graduate will make his business pitch. As it says on his website: "What if we told you we could back up your mind?"