If some dystopian scifi author described in a book 30 years ago what is actually happening today regarding the points of consumer data collection they’d likely

If some dystopian scifi author described in a book 30 years ago what is actually happening today regarding the points of consumer data collection they’d likely be laughed at. The programmatic elimination of any expectation of consumer privacy. Thank fluky we have heroes doing open source projects. Yet open source hardware alternatives remain quite limited or non existent. Can anyone suggest meaningful ways to contribute?