[mewzilla]

Gee, like maybe people aren't as good about handwashing as they used to be? This ain't rocket science.

[JameRetief]

Or, because we are using antibacterial soaps on a much larger scale, the more resistant forms of the virus (that can survive the antibacterial soaps and thus all future generations are resistant as well) are the only ones being widely spread now.

[BenLurkin]

I think it may have something to do with demographic changes in the nursing home work force.