The Download: the first brain implant power user and South Korea’s AI obsession

This is today’s edition of The Download , our weekday newsletter that provides a daily dose of what’s going on in the world of technology. This man with ALS is the first “power user” of a brain implant that lets him speak Casey Harrell has had a set of electrodes embedded in his brain for almost three years. Harrell, who has ALS and is paralyzed, first used his brain-computer interface (BCI) to “speak” in 2023.