Yeah and he wants to put a chip in your brain.
When I first heard about this I thought what? Elon you are an unguided missile. Actually the Neuralink device is intended to intercept signals from the brain and then route them past spinal cord damage with the goal of restoring movement in patients with paralysis - and even vision in blind people.
If I were blinded or paralyzed I might appreciate the implant. I know - slippery slopes and all that, but ... I will withhold judgment until there is more development.