As in an Intelligence Explosion (http://intelligence.org/ie-faq/.) "Success" is really a bad way of wording it, I just mean if it happens, none of those things will matter. Regardless whether it is friendly or not. Either we go extinct or the AI is so far beyond us, our present progress doesn't make much difference.
Main: the Internet, the transition to a sustainable energy economy, and space exploration, particularly extension of life to multiple planets
Smaller: artificial intelligence and biology