Earlier quoted context omitted.
Another excellent argument to use encryption. It seems every couple of weeks there is another high-profile incident where a lot of trouble would have been saved if people had taken the time to set up Enigmail. I would also love to see some advances in client-side steganography that could be usable as easily as GPG. Probably the closest thing we have now is TrueCrypt hidden volumes but that doesn't really work for ema…
Keeping encrypted data in the US is increasingly futile - see http://arstechnica.com/tech-policy/news/2012/01/judge-fifth-... . Steganography is a good idea, though. (edited: corrected stenography -> steganography per too-aggressive spellchecker usage)
Steganography is provably secure but requires a lot of cover data and careful implementation.
Steganography is less useful for most purposes than most people want.