Netflix uses a variety of CDNs (Content Delivery Network). I think Level 3 is currently their primary provider and they used to use Akamai. I'd say there's a f

Netflix uses a variety of CDNs (Content Delivery Network). I think Level 3 is currently their primary provider and they used to use Akamai. I'd say there's a fat chance of seeing Comcast benevolently caching Netflix traffic.