Awesome, yeah, that's what we're trying to do now (wrt to the permutations), but we don't have a lot of data so it's a bit difficult.

Noted on the other results and thx for analyzing it so deeply. That realy helps.

There is an 'Add to Chrome' on the homepage, but it goes away after you click on it. Unfortunately, Chrome doesn't make it easy to switch providers. I wrote this up here (about 5 major browsers): http://ye.gg/addto