Amazon’s Kindle line seems to go longer and longer between updates. While e-readers aren’t quite the consumer electronics darlings they once were, however, the retail giant is still invested in the category. After all, according to estimates, Amazon controls more than 80% of the U.S. market. Along with the long-awaited addition of a color Kindle, […] © 2024 TechCrunch. All rights reserved. For personal use only.