saving offline is good advice. And to be conscious about where your data lives and with whom it is shared with is good advice.

You could simply buy a sleeve, put in a used HDD, and hook it up to your computer via USB.

As far is tracking devices go: minimize its operation time, refuse to use apps, and instead go paper. Remember: they need your stuff more than you need them and their shit.

The same goes for AI-use: fun to work with, but it kills your own creativity and problem solving skills, and is a tool for misdirection as it conveys its message in relative terms. Learn your own language, and preferably a second one of your native language group and learn to distinguish between coloration, fiction and fact.

Know thyself through and through, and learn how you can promote freedom to the number one place and lens through which you solve things in life.