Amazon Kindle Fire tablet, Black FridayJon Cog of the Me and My Kindle blog gave us a very convenient heads-up yesterday about Amazon's Black Friday plans for the Kindle Fire. As he reports on his site: Amazon’s retail-store partners, like Best Buy, OfficeMax, Staples, or Office Depot, [are] reportedly not allowed to lower the actual price of the [Kindle Fire], but they’re doing the next best thing. If you purchase a Kindle Fire tablet, they’ll just give you some money back in the form of a gift card! Check out Jon's post for details on the sales being offered by the four brick-and-mortar retailers mentioned above. Of course, it's worth bearing...