Everything about debugging
Are you ever confronted with a problem and then think to yourself "wait a minute, I know how to code?" — that's exactly what happened there.
Hey Notepad! Nice process you got there. Would be a shame if someone were to... butt in.
In this video, we learn about applications and processes and threads, and use Win32 APIs to create a remote thread in another process, running into all kinds of complications on the way there.