I also use a notebook and pen constantly as a software engineer - but never when I need any of the properties you just mentioned.
It is absolutely the wrong tool for any long-term information store. Ephemeral think-it-through process notes only. Obsidian for anything that should live longer than the current problem I’m trying to solve.
I used to have a hybrid setup of paper as an offloading tool + Notion as a knowledge management system. However, since moving to Obsidian, I've never felt the need to use paper. Adding a line item in my daily note is much faster and efficient for me
It is absolutely the wrong tool for any long-term information store. Ephemeral think-it-through process notes only. Obsidian for anything that should live longer than the current problem I’m trying to solve.