I like the idea a lot. I'm always suspicious of shortened urls, but I feel that those who share my caution may also share my appreciation of the NoScript plug-i

I like the idea a lot. I'm always suspicious of shortened urls, but I feel that those who share my caution may also share my appreciation of the NoScript plug-in. New users may be more inclined to use your service with a regular form submit opposed to one that only works with javascript. Coming from HN I was willing to whitelist your site but others may not be.