here is the history of, and you can find it in the Buena Vista newspaper that they have at the themepark. It's worth a look, pick one up and you'll have something to read if you get stuck in a line
I want to let you know that the above photo demonstrates the difference between waiting in line on the right hand side, and the fast pass empty walkway. So, if you want to get to the ride without the long lines, you want to get a fast pass. What they cost, I don't know. I was enjoying the Cars Land eyecandy, not the rides... just my preference.
like so many things throughout Disney, these are just wonderful. What a great imagination they have, and they put it to use to make things everywhere for you to enjoy