It's mined by the same agencies that monitor everything. So your venting is deleted for yourself, but preserved eternally for the people with power over you. I rather like it.
I love the phrasing. It instantly made me imagine those words being spoken by Lord Demiurge [0] (as voiced by Jeff Johnson [1]).
[0] https://overlordmaruyama.fandom.com/wiki/Demiurge
[1] https://www.behindthevoiceactors.com/tv-shows/Overlord/Demiu....
Searches show interesting Gnostic ideas about Demiurge being a lion-faced-serpent. How appropriate. I have trouble finding a sample of Jeff Johnson as Demiurge, though.
[0] https://www.hulu.com/watch/1657b4d2-49dd-450d-9a0f-aa2e1d45d... (requires subscription or free trial)
[1] https://www.funimation.com/shows/overlord/war-of-words/uncut... (requires subscription)