2) No, didn't apply.
3) No, haven't tried.
4) http://www.brightspoke.com/
My goal is to put more people on bikes by creating educated consumers and helping them discover the joy of cycling.
I did a "rate my startup" post a few weeks back at http://news.ycombinator.com/item?id=1111941. I got a lot of good feedback from that and have been making a lot of changes, but there's a lot more in the pipeline.