Elon Musk’s brain implant company Neuralink has released a video showing how it has taught a monkey – Pager, a nine-year-old macaque – to play the video game Pong with its mind.Elon Musk’s brain implant company Neuralink has released a video showing how it has taught a monkey – Pager, a nine-year-old macaque – to play the video game Pong with its mind.