karkadan - 3:28 am on Feb 5, 2013 (gmt 0)
@Netmeg Well, at least in my experience, it has been 6 years out of 7 that Adsense stops working for me on February and half of March. From 100% capacity, it goes to 40 to 50%. It is a huge shift.
I don't know if it is related to the South American market.