Building a Mental Firewall: A Four-Layer Stack for the Digital Age

A practical four-layer framework for defending your attention, with one action per layer you can run today and an honest account of where self-voice audio fits.
Cortisol, Notifications, and the Cost of Constant Input

Interruptions and fear-driven feeds are linked to measurable stress responses, and you can cut the load with a few interface changes before touching any audio.
10,000 Ads a Day: Who Owns Your Bandwidth?

Your focus isn’t failing; it’s being harvested, and you can start taking it back by auditing what you let in.