too much maths, not enough understanding. i worked out a lot of 3d stuff for myself early on, and the linear algebra approach is quite confusing vs. taking an

too much maths, not enough understanding. i worked out a lot of 3d stuff for myself early on, and the linear algebra approach is quite confusing vs. taking an intuitive approach and noticing that somethings are the same or special cases of... ... maybe i should write something about this.