If what they said was actually true, they _should_ go out of business. If their business depends on them exploiting the legal system to thwart their users’ clear will, they are immoral actors and deserve the economic difficulties that would be bestowed upon them.
Edit: to you edit
> The business model may still be the same in Sweden. It's just that people are too lazy to cancel, not that they cannot cancel. I never had trouble canceling any of the several gyms I attended over the years.
So basically what you’re tacitly admitting is that a law allowing cancelation might actually be _fine_. It might even turn out fine for your friends. I guess if that’s your position, then I don’t really have any more argument with you.