How about using the same tech that was used in the original mechanical (!) TV developed by John Logie-Baird? It had something to do with a spinning circular disk with a seried of holes cut in it in a spiral - I'll chack Encarta for more... AWX -- Subcription/unsubscription/info requests: send e-mail with subject of "subscribe", "unsubscribe", or "info" toWear-Hard Mailing List Archive (searchable): http://wearables.blu.org
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