> Corporations are pushing remote attestation now. They can detect if we "tampered" with our devices now.

This is not new, and has been the case since the mid 1990s.

> Installed your own open source software? All services denied.

I access five different banks with linux every day. I've never had this problem.

> We're marginalized.

I've made a great life for my family largely using free software to do so. I don't feel marginalized.