Barnes & Noble has had some success aiming directly between those two types of devices. The Nook Color is priced at half an iPad and just over twice a Kindle an

Barnes & Noble has had some success aiming directly between those two types of devices. The Nook Color is priced at half an iPad and just over twice a Kindle and reportedly has sold well compared to 'offical' Android tablets. I can see Amazon chasing after that slice of the pie.