I think this idea would be even better if instead of recommending services (since people will be divided anyway), they would recommend protocols/standards, for

I think this idea would be even better if instead of recommending services (since people will be divided anyway), they would recommend protocols/standards, for each case. OFC cases like bitcoin, that is really stablished, should just be named as the only suggestion. "Oh you're on Diaspora? Too bad, I'm on Kune and they don't talk with each other." You get the idea.