This is honest-to-god magic. Some cyberpunk, neuromancer, hardcore reality-bending shit. The brain is the final frontier, if technology gets a foothold in there things are going to get WILD.
Also, as this stuff gets further along, there's going to be large incentives for unethical testing. Rockets can be tested with unmanned flights, but you can't really dry run brain implants.
This isn't even the start of it. Everything in this video could be done with a non-invasive EEG, and has been possible for decades. This is a teaser video. The real magic of Neuralink has not been witnessed yet.
Also, as this stuff gets further along, there's going to be large incentives for unethical testing. Rockets can be tested with unmanned flights, but you can't really dry run brain implants.