They weren't, like at all (yes, I have tried them). The dockerfile for repeatable (enough) image builds and the simple command line for running a container without having to mess with making a config for some init system is really the killer features of docker.
>Citation needed.
Well if you actually read the whole sentence instead of bluescreening in middle of reading then deciding to comment on half of sentence that changes it meaning
> the rest of industry just did better before he was able to capitalize on it.
you'd maybe figure out that I was talking about k8s and such picking a container format and ditching the rest of things Docker made. Not stuff that came before.
Docker as a company got relegated to "a repository" that they decided to monetize so people started going around that too.
Citation needed.
Well, I know about BSD jails and Solaris (later Illumos, etc) zones. How easy were they to deploy to an average cloud? How easy was it to reproducibly build and distribute them?
Or what else would you offer as a better docker alternative from 10 years ago?