A report yesterday from CNET says that Amazon is planning to launch a new, higher resolution version of the Kindle Fire on July 31st. The report from CNET, citing a "a credible source", said the second generation Kindle Fire is rumored to feature a 1280x800 pixel display, and that rumors of the device had been trickling down from Amazon's supply chain. Amazon hasn't yet announced any details of any future Kindle Fire.