Except it's not anywhere near as complex because you need to manage far far less using the AWS services than if you ran all of your own inside a k8s cluster. An

Except it's not anywhere near as complex because you need to manage far far less using the AWS services than if you ran all of your own inside a k8s cluster. And even if you use k8s, you're probably already using most of those anyway. Who bothers building their own container hosting and file hosting at a startup?