Can you point to any kind of write-up (or video or audio) from an expert on security who has examined Flatpak? I always though that Flatpak's security properti

Can you point to any kind of write-up (or video or audio) from an expert on security who has examined Flatpak? I always though that Flatpak's security properties rely on Linux container tech and that it is pretty easy for an attacker to break out of a Linux container (which is why Qubes uses VMs and why public cloud providers use VMs).