It is the talk of the Valley. A high-stakes negotiation is taking place in Silicon Valley among some of the biggest names in the industry - Apple and Google among them - over accusations that they were involved in a collusion to prevent their employees from being hired at rival companies. The employees filed a class-action suit, contending that the illegal hiring practices cost employees $9 billion in lost wages. Now the companies are locked in mediation sessions, hoping to settle the case in the next several weeks. The question being whispered all over town now is how much will Apple, ...