MLK's "I Have a Dream" speech is not in the public domain

But you can buy a copy of it here.

Seems like a good investment to me. I watched part of it in college, in my American Government class, but I don't think I was receptive enough. (I was a total slacker in that class, and I hardly remember anything about it...:/)

(Click trail: BoingBoing, the Washington Post, Google, The King Center website)