I wonder if, when a company crosses a threshold we all think violates a Nash equilibrium, we start to oppose the company. With this move, Google is declaring war on a host of web companies that are heretofore thriving and collaborating and making tons of money. Every dollar of advertising that Facebook makes is a dollar or even more from Google. Every minute that facebookers facebook, google isn't showing them ads an…
Actually I think Google is just escalating their war with FB, the other companies you refer to could end up being collateral damage though.