After the Tchap project based on Matrix, the French Prime Minister asks anyone in the gouvernement to use Olvid, the only app validated by the ANSSI, with metadata encryption and no centralised architecture nor contacts discovery. But only the front-ends are open source, not the back-end.
Ah yes, politicians making technical decisions about technology they won’t understand.
To be fair, their job is not to 100% understand the technology, but to govern (they are politicians, not IT or SysAdmins)…and listen to subject matter experts as they make those decisions.