Samsung's latest colour e-paper tech unleashes the power of... plankton!
We compared Kindle e-readers to identify the key differences among the original, Paperwhite, and Scribe.
Most Kindles use a black-and-white display. The Kindle Colorsoft is the exception. Though the text resolution on the Colorsoft is 300 ppi, the color resolution is 150 ppi. With the iPad mini's overall ...
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