Here's a handy gadget for those interested in restaurant hygiene. Clean Scores provides a record of health inspection scores for local restaurants.
Taqueria Mi Mexico, for example, got a perfect score on their last inspection (but fared a little worse back in April).
It's not perfect, there are several restaurants I searched for that it couldn't find, but it might help tilt your decision about that sketchy corner dive that's peaked your curiosity.
This article appears in Jan 7-13, 2009.