The problem with TinyURL ...
The problem with TinyURL.com is that its source code is not free. And I can’t find any other open services/projects that offers the same features (1). I realized this when trying to add a long link in a Twitter update (2, 3). A maximum of 140 characters doesn’t allow you to add much text around. And it seems that a lot of Twitter users are using the TinyURL.com service which allows you to translate a small URL it gives you to the full, “regular” URL. For example, http://www.poirrier.be/~jean-etienne/ (37 characters) becomes http://tinyurl.com/6kq84z (25 characters). ...