In Google's case the quid pro quo would be what the US Govt doesn't do to Google. I'd offer anti-trust action as one of those things. Thus far Google has been

In Google's case the quid pro quo would be what the US Govt doesn't do to Google. I'd offer anti-trust action as one of those things. Thus far Google has been let off very lightly in most cases involving the DoJ or FTC, in most cases with fines that wouldn't amount to a few days of revenue for it. In contrast, the European Commission is adopting a much stricter approach towards it's market dominance.