I'm one of the co-founders and I'm still saving that quote.
As for the answer to the implicit question...the best people are passed by reference when they're already recognized. We're aiming to help people show that their skills have value when they don't have a reference.
The number is just, well, a pointer to a broader portfolio - and we'll only be making that portfolio more expressive over time.
Depending on your industry and location, recognition doesn't always come easy. Considering that a majority of employers will have a non-technical HR employee only makes things worse. I think that there is definitely a spot in the market for a company that can successfully break this barrier and improve the marketability and recognition of job seekers. The key is that a service like this isn't the be-all and end-all, but instead should serve as a supplemental indicator of a candidate's ability.