https://www.reuters.com/article/us-tech-neuralink-musk/musks-neuralink-venture-unveils-pig-with-computer-chip-in-brain-idUSKBN25O2EG >Billionaire entrepreneur Elon Musk's neuroscience startup Neuralink on Friday unveiled a pig that has had a coin-sized computer chip in its brain for two months, demonstrating an early step toward the goal of curing human diseases with the same type of implant.