Don’t be fooled by reports that Google and Twitter have become “ensnared” in the Federal Trade Commission’s investigation of Facebook’s $1 billion acquisition of Instagram. Both the search giant and microblogging platform are exactly where they want to be. This is the best news for both Google and Twitter with some suggesting that they may have both had their hands in prompting the investigation in the first place. The deal puts the most powerful social network in the world in prime position by having the most used mobile photo-sharing company in the world at its disposal. That’s bad because…