Fully Ephemeral Encryption for appVMs in Qubes OS! Fantastic privacy and secure!
https://forum.qubes-os.org/t/qubes-os-live-mode-dom0-in-ram-non-persistent-boot-ram-wipe-protection-against-forensics-tails-mode-hardening-dom0-root-read-only-paranoid-security-ephemeral-encryption/38868