Barnes & Noble Inc. says it’s reducing by $20 the price for its less-expensive model Nook tablet computer, undercutting by that amount the rival Kindle Fire sold by Amazon.com. The biggest U.S. traditional book retailer said Sunday it’s cutting the price for the 8-gigabyte model Nook tablet to $179 from the current $199. The Kindle […] http://sswi.me/Pc8f6Z via @shellypalmer