Links with descriptions do not always display properly in tables. If I execute org-toggle-link-display, the full link text gets displayed, but table alignment is messed up. Executing org-table-align makes things look pretty again. I think it should happen automatically.
Emacs : GNU Emacs 24.0.93.1 (x86_64-apple-darwin, NS apple-appkit-1038.36) of 2012-02-15 on bob.porkrind.org Package: Org-mode version 7.8.03 (release_7.8.03.421.ge7072)
