Personally, I take a dim view, with rare exceptions, of wearable computers. http://gallery.leica-users.org/v/herbk1/L1000257.jpg.html <http://gallery.leica-users.org/v/herbk1/L1000257.jpg.html> Herb Herbert Kanner kanner at acm.org 650-326-8204 Question authority and the authorities will question you.