martinibuster - 10:39 pm on Sep 25, 2011 (gmt 0)
No. Not a rare case. Not a slip up. Not a mistake. Look at the context. It's a classic hyperlink done for the purpose of communicating where to obtain a service.
That's not the only link out there to Sacramento cab companies either.
Outbound links to commercial sites are frequently done at many universities. It is done on purpose by responsible parties at the universities. Universities hand out FREE links to cab companies, hotels, motels, and even travel sites all across the United States (and the world). They are out there, they are not rare.