>From: Alan P. Hayes [mailto:ahayes@berkshire.rr.com] >Is there some historical connection between photography and >pneumatic systems I'm missing (this just said to try stay technically >on topic) Somewhere I have a 25 foot cable release that was pneumatically activated. Great for self-portraiture, easily foot-operated, too. At some point, it sprung a leak, and one had to choke it hard, or stomp on it, to releas the shutter....and the pics were better ! -- Luis