I am fascinated by the digital visual arts. Here’s a nice video of how some of the color drawings we see online get made (comic artist Shouri draws a self-portrait for her banner).
I don’t wear much makeup. I put on some eye shadow, mascara, and lipstick, and I am good to go. What I do is so minimal that it likely doesn’t even qualify as makeup. The skill, time, labor, and cost associated with full makeup are just staggering. Here is an example. Just count all those different products used!