But where are the C5 instances? It's been 11 months since Amazon announced Skylake C5's and we're still waiting!
https://aws.amazon.com/about-aws/whats-new/2016/11/coming-so...
https://aws.amazon.com/about-aws/whats-new/2016/11/coming-so...
(I'm an engineer on Google Compute Engine with a deep interest in customer networking use stories, particularly heavy utilization customers, even if they're not my customers :)