"David Koudys" <dkoudys@idirect.com> wrote in message news:G2v5rq.437@lugnet.com... (...) Would you be at all unhappy if we all showed up with robots utilizing your lovely lifting mechanism, which you so plesantly provided a 3D rendering of? :) Iain (24 years ago, 23-Oct-00, to lugnet.org.ca.rtltoronto)