Digital #SelfDefense is just one component. Stopping here would be naïve. It takes #sovereignty, too (owning your data), and #citizenship (getting involved with policy making), otherwise public spaces will just wither under growing #surveillance.
When the #EU started discussing the #GDPR, lots of people were "sure" it would never make a difference. Now it's in effect, we have court rulings like #SchremsI & #SchremsII, plus legal action taken by orgs like @noybeu.