[xwiz]

Ha, you are absolutely correct about that. I don't believe LaTeX was designed with speed in mind. I was even using Vim! I eventually realized that I was paying far more attention to my notes than the actual material, and began to just bring a notebook and a pen.

[goku12]

It feels like your understanding of a subject/concept goes through successive phases of refinement. The initial mental image may be too chaotic to be properly converted into latex. However, the final picture may be refined enough to be worth preserving using latex.