They are reprinting the $100 bill - new security features. http://newmoney-qa.marnyc.com/newmoney/files/100_Materials/100_MultiPoster_en_WEB031210.pdf If you keep cash at home, it is recommended that you trade out your old currency for the new stuff. Currently they say your old money is still good - but we all know that could change in a heartbeat.
IIRC, they printed a billion of the new $100 bills but then found an error and are going to destroy all of them. Are any of these new bills on the street?
Here's an article where they discuss the problem and the fact they're going to destroy all of them. Government can’t print money properly - Yahoo! News
So you're also thinking these may be for a "special situation" they are contemplating . . . hmmm . . . nawww, we can trust them can't we
