I wasn't going to mention it but, I also got $6,000.00 in small bills from the bank this morning. (Ahem) Before they get Bird Flu viruses all over it.
Paper money is one of the filthiest things in the world. Coins too. I've read you can culture tons of nasty stuff off of money. Ever notice how money, especially paper, stinks? It's important to wash hands after touching money even without H5N1 all over it.