The ongoing mysteries of Facebook

I often wonder why, if it's such a stereotypical joke, do application creators CONTINUE to let programmers design the user interface.

Now, I consider myself fairly well versed with computers and technology. I've bragged that I can elucidate any windows program in a day, and be functional, if not proficient, in a few more. They are all based on the same basic principles, after all. Likewise with Mac programs. Their functions are just in different places.

So with that "skill," why on earth s...