How many third party companies do you think get pre-release access to AWS, Azure, and GCE and many others so that their software (in this case terraform) supports it the day of announcement?
Yeah.
Do you know major financial and government institutions are using vault? Do you know how long it takes those organizations to use security software as core parts of their business? Vault is barely 3 years old and is extensively used by them.
Where is the thin wrappper in Hashicorp’s case?
You don't have to invent new tech. Better UX counts as innovation, enough to be worth billions. Your reply reminds of the infamous Dropbox HN comment that said it was nothing more than FTP with SVN.
Not quite- Kubernetes was an open source "spin-off" of Borg, which has been in use at Google since 2003.
However, Docker did quickly become the de facto standard for containerization on k8s, due in part to its prevalence and ease of use as you mentioned above.
Most of the recent "hip" devops tools replace 100 lines of homegrown python with 10000 lines of lock-in and hype.