A little meme went around CodePen the other night. A Blue Box. I'm not sure how it started, but lots of people started posting code of different ways to draw a blue box. It's weird, it's funny, but it's also rather amazing there is as many ways as there are for doing something so simple.

Let us count the ways:

Pretty wild hey? Surely this isn't a comprehensive collection of methods either (different image formats, dataURI's, etc). Are all of them good to have and know about it? Does this make it intimidating for beginners or can they safely ignore many of them and learn them in time as needed?