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Some engineers at Twitter, Facebook, and MySpace think this is unfair to users – and to demonstrate why, they've created a modified version of Google, which you can access on a site called Focusontheuser.org.
The site reads:
"How much better would social search be if Google surfaced results from all across the web? The results speak for themselves. We created a tool that uses Google’s own relevance measure—the ranking of their organic search results—to determine what social content should appear in the areas where Google+ results are currently hardcoded."