It's not about "ping and traceroute"; it's about organizing and mapping the data (both logically and geographically) that come out tools like ping and tracerout

It's not about "ping and traceroute"; it's about organizing and mapping the data (both logically and geographically) that come out tools like ping and traceroute. They aren't saying they've demonstrated quantum teleportation, or anything. But for the subject matter at hand (and given that Netflix runs one of the largest CDNs in the world), it's quite impressive.