Netflix: Limiting Unlimited DVDs?

An interesting article on Netflix, which seems to have a deliberate policy of sending its most frequent customers movies at a slower rate than it sends films to more occasional renters.

To date, I haven't tried Netflix, as I instead prefer to invest in building my own DVD library -- or borrow from my dad's extensive collection -- but I've been intrigued by their creative rental system and the idea of having a pre-set "queue" send me out movies as quickly as I return them. I've thought about trying it in future if I ever have more viewing time than my current schedule allows.

Though it's not likely I'd actually want to check out more than a movie a week, the "throttling" practices described make it sound a little less intriguing than it used to...