Actually, it's unlikely that anyone would embed watermarks in billboard ads, or in ads in general. Copying an ad is usually a Good Thing from the advertiser's point of view - more exposure. It's only the program material which needs protection.
To get back to security; could I use this to defeat video surrveilliance cameras, by wearing a copyrighted teeshirt?? This thread on this very silly idea from the MPAA has gone far enough, IMHO. Peter Trei > ---------- > From: [EMAIL PROTECTED][SMTP:[EMAIL PROTECTED]] > Sent: Wednesday, May 29, 2002 2:14 PM > To: [EMAIL PROTECTED] > Subject: RE: FC: Hollywood wants to plug "analog hole," regulate A-D > conve rters > > > From: Pete Chown [mailto:[EMAIL PROTECTED]] > > Sent: Sunday, May 26, 2002 8:05 AM > > > > David G. Koontz wrote: > > > > > Can you imagine watermarks on billboard advertisements? How > > > subliminal. > > > > Actually this would be weird. Suppose digital cameras had to > > be fitted with a watermark detection system. Suddenly, we > > have lost a much more fundamental fair use right -- the right > > to include copyright material as an incidental part of a photograph. > > [SNIP] > > > I would like to buy some watermarked cloths please. Then I could be > invisible :-) > > -Michael Heyman > > --------------------------------------------------------------------- > The Cryptography Mailing List > Unsubscribe by sending "unsubscribe cryptography" to > [EMAIL PROTECTED] > --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to [EMAIL PROTECTED]
