At last someone said it, thanks.

It's bothersome how popularized the notion

    I'm one,two,three,...,n blog posts/YouTube videos away from fully grasping this complex mathematical concept which not only requires fundamental knowledge I may not be familiar with, but also solving problems/writing code where at first I'll have no idea how is it supposed to be of any use but over time it will eventually 'click'.

has become.

Beautiful animations and witty narrations are nice, but you're in for a (bad) surprise if you think they're adequate. Also nothing beats good old book -> pencil/paper.