I had never used thesixtyone until the redesign made waves here. That discussion made me finally try the site. Now I use it a lot.
Not sure if that helps answer your question, though.
Not sure if that helps answer your question, though.
Edit: I probably should have made more effort to clarify this in the original question: I'm curious about the success of the redesign because the interface is quite adventerous, and I want to gather more information about it's acceptance for taking into consideration when designing my own interfaces.