e-Reader technology does not improve at the exponential rate as tablets and smartphones do. New e-paper comes out every two or three years and there seldom is a compelling enough reason to spend a hundred dollars to buy a new device. Once in awhile new e-readers like the Kindle Voyage and Kobo H2O comes out and pack in new features not seen before. So the question is, what would make you upgrade your e-reader? Review the results of this survey from Good E Reader here.