Sealed Evil in a Can, Doom

• Truth in Television: Us, hopefully, with regard to our own Sealed Evil in a Can, nuclear waste. The US Department of Energy has been researching how exactly one could build a clear "Do Not Open" monument that would last for thousands of years and still be understood. 
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  However, even if post-apocalyptic scavengers do decode the message and learn the hard way that it's telling the truth, they might stubbornly take the lethal radiation for a curse we placed to guard fabulous riches, and all indications to the contrary as deception. Hence the opposing argument for burying waste in out-of-the-way locations with no warnings.