Crap

We're not the only ones who hate all those previews and other junk that we have to endure (and are usually locked out from skipping) before a DVD or Blu Ray movie plays. Avatar on disc will not have those, because:

“I have a deal with Fox. Any time one of my films makes more than a billion dollars, I get to leave the crap off the disc. I hate watching previews as much as you do.” - James Cameron