Agree with you here. When working on more complex problems, I keep a hand-drawn diagram of the relevant code next to my keyboard. Often I'll spend a day sketchi

Agree with you here. When working on more complex problems, I keep a hand-drawn diagram of the relevant code next to my keyboard. Often I'll spend a day sketching out 5 or 6 rough drafts before I arrive at an accurate understand of both the existing code how and how to portray it visually.