This article seems to totally go against my personal experience, that maintaining a suite of applications of varying languages in prod and dev is made a lot eas

This article seems to totally go against my personal experience, that maintaining a suite of applications of varying languages in prod and dev is made a lot easier through containerization and standardizing on top of that. The same can be done with VMs but the container orchestrators (kube/etc) are usually closer to the level of abstraction the developers need (docker -> puppet)