I did a similar service (pktpix) about two years ago, but I used MD5 hashes. Easily guessable URLs were the first thing I thought about. I figured since these

I did a similar service (pktpix) about two years ago, but I used MD5 hashes. Easily guessable URLs were the first thing I thought about. I figured since these messages were being passed around via txt, forwarded e-mails, etc., there was no real benefit in shortening them.