Obviously overthinking

Need to download more fan

Your second point is pretty much the most important skill learned in a humanities PhD, how to make your own learning path and learn what you need to know and what you should avoid.

I hardly think memorizing every useless fact in a manual and blowing the technician is the best way to learn. In Linux I encounter problems and seek the answers then I know how to apply this knowledge in the future. This isn’t dynastic China where we must memorize the five great books (/usr/bin, fridge, stove, furnace, and the analects) in order to progress in life.

?