Definitely a threat at the nation-state actor level, the NSA are already providing guidance on how to use encryption today that is resistant to future advances

Definitely a threat at the nation-state actor level, the NSA are already providing guidance on how to use encryption today that is resistant to future advances in computation that would data recorded today to be decrypted later. https://www.nsa.gov/Press-Room/Press-Releases-Statements/Press-Release-View/Article/3498776/post-quantum-cryptography-cisa-nist-and-nsa-recommend-how-to-prepare-now/ https://www.nsa.gov/Press-Room/Press-Releases-Statements/Pre...