Most people really, really do not understand the large amount of military traffic on Telegram, and the consequence of that during wartime... and how valuable that is to multiple nation-states around the world.
Strategic comms, soldier command and control, battlefield drone command and control, intel asset management.
Armchair analysts need to put on their big-boy military pants.
Subtitles read to me like they coordinate operations on those chat apps rather than that makeshift guided missiles are running Android. Ukrainian Army is reportedly using Discord for the same purpose.
Additionally, there also is a large amount military blogger traffic from both Russian and Ukrainian sides.
Telegram channels are quoted all over the place, even in serious press like Reuters.
France could have demanded extradition for "lack of moderation" from the UAE ages ago. Now Durov enters France voluntarily and gets arrested after allegedly trying to meet with Putin.
Lots of military forces are growing dependence on these consumer chat apps from grassroots levels going up. The only saving grace is that preferred apps vary. Transition to self-hosted or at least majority nationally owned apps is happening across nations at most at geologic velocities.
Strategic comms, soldier command and control, battlefield drone command and control, intel asset management.
Armchair analysts need to put on their big-boy military pants.