Gotcha. And that makes sense, I just don't see how artificially delaying episode releases is a better means of doing that as opposed to say, episodes of shows (or movies) from other, highly acclaimed sources. As in "well, we got you on the trial period. You're here for Arrested Development. And you're GOING to look around. Well, here's this and this and this and this and..."
The Netflix interface is going to make it hard to just skip past EVERYTHING and go straight to Arrested Development. You're going to HAVE to go past stuff like West Wing, True Grit, Supernatural, Breaking Bad, etc. I know they did the same thing with Lilyhammer - if you wanted to watch that show, you had to scroll past the new releases about 8 or 9 titles deep before you got to it.
The idea being "well, shit, since I've got access to it...and I've been meaning to check it out..."