Nvidia is another big player, as is Tesla. One nice thing about California law is that employees can freely move to another company and work on similar things (

Nvidia is another big player, as is Tesla. One nice thing about California law is that employees can freely move to another company and work on similar things (no strong non compete enforcement, IANAL). So they can work at Google and design the good stuff and then move to other places and keep going. Tesla’s chip designer came from Apple for example.