Earlier quoted context omitted.
Then you haven't understood that direct democracy works by convincing fellow citicens to vote for a new idea or direction. People are critical, especially if the new idea or direction restricts their comfort. So you can't just claim anything, you have to win trust with authority and evidence. But it seems that this committee would rather go to court than convince fellow citizens of the validity of their arguments.
Democracy is also vulnerable to the tyranny of the majority, apathy, disenfranchisement, and multiple concerns that compete for head space. It's also slow, and the legal system exists specifically to address concerns like this. If a cop is busting heads, you don't wait to elect a new sheriff, you bring a lawsuit to fix the acute problem. If a department is systematically harming a group, you can try to elect someone…
Democracy is about the majority; and in Switzerland - in contrast to most other democracies - it's the majority of the real population, not just an elite class, and the people directly decide about real problems, not just who should represent them. And there are even provisions which assure that local concerns are sufficiently considered. You should inform yourself about this great political system.
> Using the legal system to prevent acute harm is both correct and reasonable
In the present case, it's clearly a misuse; it's a lobby organization with a lot of money that pro forma puts forward an association of old women so that with this sleight of hand the complaint is accepted by the court at all on a subject where the court has no jurisdiction at all. The aim is to undermine a democratically made decision against the will of the people, i.e. exactly the opposite of a democratic process.