then people would just resort to steganography. it wouldn't be terribly difficult to mask asymmetric traffic that appeared to come from a youtube-like "site", o

then people would just resort to steganography. it wouldn't be terribly difficult to mask asymmetric traffic that appeared to come from a youtube-like "site", or symmetric traffic that looks like skype video but with encrypted packets inside the compressed video transport layer. This is an unwinnable fight and I can't believe anybody would be stupid enough to try.