The main problem is though that he doesn't go into much detail on how specific his set of parameters is to the phrases he's matching against. I suspect that his

The main problem is though that he doesn't go into much detail on how specific his set of parameters is to the phrases he's matching against. I suspect that his optimization won't help much when doing a free match against any possible string, in which case the added detail doesn't do much for the person asking (at least not from what we can gather from the question).