It's a good question, but depends on your workload. Netflix is all about content delivery -- which is both distributed and highly variable over the day/year.

It's a good question, but depends on your workload. Netflix is all about content delivery -- which is both distributed and highly variable over the day/year. Using Cloud means Netflix can deploy closer to the customer. Plus scale up and down as required. If they did this themselves it would be quite expensive and involve a lot of redundancy.