Wow, I'm deeply involved in the industry and I've never heard of the site.

A quick poll of 20 people on Bloomberg chat indicate that no one else had ever heard of it.

No wonder it didn't do well:) If your target audience has never heard of you, your going to have a hard time getting going:)

For those interested in this area, I find The Whole Street's "Quant Mashup" reasonable. It aggregates blog posts from a broad group of quant oriented blogs:

http://www.thewholestreet.com/

For a more academic bent, Quantivity on Twitter provides curated academic quant research:

https://twitter.com/quantivity

Do you have ideas about why it failed?