I use email as an analogy. Most non-tech people are familiar with the idea of there being different email providers so I use that concept to describe the fediverse.

Where possible, avoid buying from companies that are complicit. It’s not always possible but it’s worth trying.

I’ve used apps like this to help make decisions:

https://apps.apple.com/us/app/no-thanks-app/id6476206516

Vote with your wallet. Money is the only thing that matters to the people in charge here