Just because you have never personally seen a bug occur doesn't mean it isn't a problem.
This very article is about how Tailscale frequently gets reports of them being hidden.
And I personally have had the icons hidden. My work laptop has a lot of stuff running on it (much of it is mandatory: VPN, custom company processes, Google Drive, etc) and combined with my personal preferred programs (f.lux, etc) it occasionally hits the limit and goes under the notch.
This very article is about how Tailscale frequently gets reports of them being hidden.
And I personally have had the icons hidden. My work laptop has a lot of stuff running on it (much of it is mandatory: VPN, custom company processes, Google Drive, etc) and combined with my personal preferred programs (f.lux, etc) it occasionally hits the limit and goes under the notch.