Note on Long-Term Nuclear Waste Warning Messages - Wikipedia via wikipedia.org
This place is a message… and part of a system of messages… pay attention to it!
Sending this message was important to us. We considered ourselves to be a powerful culture.
This place is not a place of honor… no highly esteemed deed is commemorated here… nothing valued is here.
What is here was dangerous and repulsive to us. This message is a warning about danger.
[…]
The danger is still present, in your time, as it was in ours.
I put this message on things that I build that are dangerous.
Especially in software records.