Yes, it now works in Zoom, but not in Webex, unfortunately. That's been a big obstacle for me. I'd need to be able to share individual windows with audio.
A very similar function was just added to Microsoft PowerToys 0.95 recently, called Light Switch[1]. It doesn't have all the bells and whistles, but basically does the same task, including switching modes automatically based on sunrise and sunset times.
Obviously, such mistakes have no bearing on the content of the report. However, there are usually certain expectations of a formal report from an official government bureau, including a standard of presentation.
The problem is the networking effect. Since so many people use iOS, even Android users often have to contact people on iOS devices, resulting in Briar likely remaining very niche.
Indeed, this is very much a limitation for all apps on iOS that don't want to rely on centralised services, such as a push notification server other than Apple's.
Unfortunately, iOS simply does not allow apps like Briar to run reliably in the background[1]. Unless Apple changes its thinking about iOS, Briar or other similar apps would never work reliably.
If you're using Gnome, you could try the system-monitor-next extension[1]. The main thing to note when installing for the first time is that you'll also need to install a few system packages[2].
[1] https://www.google.com/intl/en/ipv6/statistics.html#tab=per-...