Filed under greasemonkey, shortened urls, Twitter, How To on February 20, 2010
How to Uncover the Original URL Behind Shortened URLs on Twitter
Sometimes Shortened URLs on Twitter leads to the spam sites or not-suitable-for-work (NSFW) sites, to avoid this problem you can use a greasemonkey script which on hovering the cursor upon the shortened link shows the original source at the status bar.

First install Greasemonkey for Firefox extension, and then install this script.
[via dailybloggr]
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Wow that was a nice little trick. Might come in handy
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