Or it could make sense if it is meant for someone else to look at it.  The display, the filing notes, could also "be selectable in a group setting, for example, where multiple users are wearing an electronic skin tattoo."

And then there's the lie-detector feature. "Optionally," the filing muses, "the electronic skin tattoo can further include a galvanic skin response detector to detect skin resistance of a user. It is contemplated that a user that may be nervous or engaging in speaking falsehoods may exhibit different galvanic skin response than a more confident, truth telling individual."

The filing also notes that "it is contemplated that the electronic tattoo can also be applied to an animal as well." Useful, perhaps, if you are very much exited to hear what your dog has to say.

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