But how do you HIDE the cryptotext without tells? If all encryption was banned and all network traffic sniffed and whitewashed to squelch stego, that's going to put a crimp on covert electronic communications. Especially at the critical "First Contact" phase where Alice and Bob don't know each other yet and may not be able to find a properly-secure Trent to vouch for them.
Biting the hand that feeds IT
