I did not set out to fix my focus. I set out to stop feeling mentally fried at the end of otherwise reasonable workdays. The kind where you technically got things done, but your brain felt like it had ...

We love turning focus into a moral issue. If you cannot concentrate, the advice is predictable: try harder, build better habits, install another app to track your behavior. That narrative keeps the ...

In the last lesson, you encountered the concept of a Real-Time Operating System (RTOS), and you worked out a manual procedure of switching the context from one thread to another. In this lesson, ...