> a fundamental human right

No. It's not. Governments are not natural. So you have no "fundamental" rights here.

> and obligation

No. It's not.

> It is something that you should do as casually as you would voting

I would say voting is _not_ something you should do casually.

> something you do from time to time when the moment demands it.

Then you should expect some consequences in your life. If you actually want to avoid those then put your casual demeanor down and get serious. Otherwise there's a decent chance you will make things worse and do nothing to solve your original problem.

> See also: https://enwp.org/Chilling_effect

We all know what a chilling effect is. You have no right to communicate on signal. This does not apply.