In fact the opposite has happened, and major Silicon Valley companies have agreed not to hire from each other, see https://en.wikipedia.org/wiki/High-Tech_Emplo

In fact the opposite has happened, and major Silicon Valley companies have agreed not to hire from each other, see https://en.wikipedia.org/wiki/High-Tech_Employee_Antitrust_Litigation https://en.wikipedia.org/wiki/High-Tech_Employee_Antitrust_L...