What gives you confidence in the size of the opportunity for online DVD rental?
Over the history of Netflix, a number of big competitors have entered the market and not been able to effectively compete. What are the advantages that enable you to fend off competitors?
Why do you think DVDs / physical media will last when there is so much excitement over Internet delivery? 
Why do you think you can be as successful in Internet delivery of content as you have been in online DVD rental?
What are your thoughts about competition from Cable and / or Internet VOD as the market moves towards Internet delivery of content?
Do you have another question that hasn't been answered?