These highresolution cameras help brain surgeons avoid damaging any blood vessels when inserting the Neuralink. This video shows Neuralink surgeons using the lasso tool to highlight important brain areas based on images from magnetic field. It's incredible how fast these targets are created, but they're needed for the robot to insert these very tiny threads into the brain tissue.The alternative is called a Utah array, which looks like this. It's a square grid of big sharp needles that gets stamped into a br ...