They are said to be getting ready for the new ones, according to CNNMoney.com
Check the article again. It says they are dropping prices on the 3rd gen. Not the current 4th gen.
Ie, they have overstock they can't give back to Apple that they are trying to get rid of. Nothing more or less.
Any Minis on sale are likely just loss leader attempts that will turn out to be no rain checks and out of stock etc
In Denmark various outlets has the iPad with Retina display (4th gen) for 12.5% off, brand new.
Wondering who will fallow with price drop, would like to get mini.