Comment by xax on Less Wrong: Open Thread, September 2010 · 2010-09-03T21:07:19.886Z · LW · GW

Intelligence is one of the only things that gives you a general problem solving/task completion ability.

Only if you've already defined intelligence as not domain-specific in the first place. Conversely, meta-cognition about a person's own learning processes could help them learn faster in general, which has many varied applications.