What’s more likely.
1) A really hard to reproduce magnetic chip that likely can’t do anything because there is no comparable tech out there that does it?
Or
2) A practical joke being played on gullible people?
Definitely the first one. Bill Gates stole the technology from the lizard people. They want to control your brain so you can help them build more giant pyramids. They really like the pyramids. Also, birds aren't real either. They're government surveillance drones.