Sorry, I meant to write follow-post rather than follow-post - but I guess that is was clear from the context that I mean a tag on meta rather than a tag on the main site.
I wrote a really cool code sample which I will include at the end of this question. It completes in O(N) time in the javascript engine, but solves the boolean satisfiability problem, which is in the family of problems NP-Complete. I kind of freaked out when I realized the efficiency of this alg...