I see it like +-decade old (in mainstream) wrapper/apis over managing VMs/Infra while being proprietary as hard as possible
What's the difference between this and javascript frameworks posts? (except js frameworks being OSS)
How many years have to pass until "Cloud" stops being $hot_topic?
Were "admin" topics (heh you know those guys that were predecessors of "DevOps") 10-15 years ago hot too?