A series of new patent applications shows Apple interest in avatars, as well as unusual digital handshakes, reports say. In the latter concept, invisible inks and optical coatings would be integrated into a part of a device such as a glass bezel or an Apple logo. Properly-equipped cameras in another device could then detect the special material, interpreting it as a key for use in sharing data, establishing secure connections, or even identification at retailers
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Apple files for patents on avatars, ink-based handshakes
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