The US Mint has resumed printing $2 bills since I checked in 2005 (thus explaining the new-looking $2 I received as change at IFC).

Created by gwern on 2012-01-05; known on 2012-01-05; judged right by gwern on 2012-01-05.

• gwern estimated 75% on 2012-01-05
• gwern said “hm, it seems I was wrong back in 2005 when I was looking it up, and $2 were then and now still being printed! https://en.wikipedia.org/wiki/United_States_two-dollar_bill#Denomination_overview” on 2012-01-05
• gwern   judged this prediction right on 2012-01-05.