"There are some caveats, according to Summet. Current camera-neutralizing technology may never work against single-lens-reflex cameras, which use a folding-mirror viewing system that effectively masks its CCD except when a photo is actually being taken." At 06:46 AM 6/19/2006 +0100, you wrote: >Now there's a thought to warm the heart of film buffs!! > >Here's the reference: >http://www.gatech.edu/news-room/release.php?id=1017 > >Howard > >