| http://www.w3.org/ns/prov#value | - In particular, U.S. Pat. No. 5,389,945 (Sheridon, Writing System Including paper-Like Digitally Addressed Media and Addressing Device Therefor) shows that gyricon displays can be made that have many of the desirable qualities of paper, such as flexibility and stable retention of a displayed image in the absence of power, not found in CRTs, LCDs, or other conventional display media.
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