This is certainly a growing trend which was first started amongst end-users themselves, and slowly we've seen a few news media outlets also following suite. So far, only a very few government agencies have actually followed. Coming to mind are also The Netherlands. What is attractive for many organisations and agencies on Mastodon, is that...
I have the exact opposite experience and get overwhelmed by the number of notification I get on it.
The issue is people thinking Mastodon is Twitter bis. It’s not. You need to understand the philosophy behind it.