If you noticed more buffering and sputtering when streaming video from Netflix a few months ago, you weren't alone. But who was really to blame? Your broadband provider or Netflix? Netflix, which earlier this year reluctantly agreed to pay interconnection fees to broadband providers, has suggested that Comcast is to blame because it's violating principles of Net neutrality, which are all about keeping the Internet free and open. Comcast has vigorously denied these assertions. Still, questions remain and confusion abounds over how the two ideas are linked or whether they should be linked at all. The confusion deepened with statements...