I don't think so. I mean, RSpec is pretty fast as is, at least for running only hundreds of tests. The problem we were encountering is that if you want to get f

I don't think so. I mean, RSpec is pretty fast as is, at least for running only hundreds of tests. The problem we were encountering is that if you want to get full coverage, some tests will have to hit the database or do other (mildly) time consuming tasks, and if you have a large enough test suite doing these things all over the place, they tend to add up into ridiculously long test runs.