Suspicions about broad weakness in the market for new tablets were confirmed by the latest fourth quarter Tablet Tracker report from International Data Corporation. Apple already reported that iPad sales declined to 21.4 million units in the holiday quarter, still the dominant player in the market. More surprisingly, IDC says that Amazon shipped only 1.7 million Fire tablets across the line, despite refreshing their offerings last September. By IDC’s count, Amazon’s tablet shipments were down almost 70 percent from 5.8 million units in Q4 2013. Similarly, the company estimates Amazon shipped only 3.3 million tablets all year last year, down […]