How Elon Musk’s Neuralink built first ever human brain implant New York Post Elon Musk’s Neuralink chip suffers unexpected setback in first in-human brain implant New York Post Neuralink’s first in-human brain implant has experienced a problem, company says CNBCNeuralink: Chip adjustment after malfunction improved cursor movement USA TODAYNeuralink Reveals Issues With First Human Brain Implant After Surgery HuffPost