Why won't the U.S. switch to the metric system? There would be mass confusion

What do you call an unsuccessful migrant trying to illegally cross the U.S. southern border? A Mexi*cant*

How does Romney only claim a 14% tax rate? He claims 47% of the U.S. as dependents.

Working Redditors: What is your favorite joke about your own profession? Retired U.S. Air Force here and this is my favorite military joke: The biggest difference between the branches of the U.S. Armed Forces is that if you give the order to I slept for 8 hours and came back to some pretty good jokes; It looks like people in movies/theater came out swinging but now it is 2 AM and the computer geeks are a-flocking. Keep it up!