Just one quick UI suggestion: Rather than have the user typing onto the end of the URL, make the field something like "name your Brainstorm" and just have the

Just one quick UI suggestion: Rather than have the user typing onto the end of the URL, make the field something like "name your Brainstorm" and just have the user enter their moniker. Display the resulting URL using js below the field. I was confused for a few seconds, because I thought /b/ was your example brainstorm name (FYI, /b/ is an infamous community of like-minded folks on 4chan) and kept trying to backspace over it to write my own. Beyond that: I like your site and it seems well-implemented. I don't know if it's something I would use much, though.