I'm not sure I think everything is going downhill. More that the type of tech we are developing, extrapolating from our current standpoint points in some scary directions. Eg. Authoritarian control and loss of freedoms.
That's not at all a solution to any sort of systemic issue.
Whenever people choose/buy a hardware device or the software they use, they collectively shape the landscape of products.
The people who want less locked digital life might choose GNU/Linux as operating system or MNT Reform as hardware device as an example. As social network they might choose Mastodon over twitter/fb/insta.