In what could be seen as a response to the positive reaction that Google's $200 Nexus 7 has garnered, Barnes & Noble has just cut down the prices on all three of its Android-based, seven-inch Nook Tablets. The 16 and 8GB models have been respectively reduced to $199 (from $249) and $179 (from $199), while the Nook Color is priced 20 bones cheaper than before at $149. Not sure