This is an interesting post, as Gravitational is doing something very similar to us - https://jidoteki.com - in fact that blog post reflects much of what I wrote a year ago on our company blog - http://blog.unscramble.co.jp/post/134388066008/why-we-care-a.... We focus on the more commonly known concept of on-prem (not AWS/Kubernetes), in other words on dedicated hardware in a private datacenter or hosting facility, by creating fully offline, updateable, and secure virtual appliances designed specifically for self-hosting.