> Environment replication is a solved problem. Unfortunately, no. Dockerfiles aren't as portable as you think, and not architecture-independent. VMs are better

> Environment replication is a solved problem. Unfortunately, no. Dockerfiles aren't as portable as you think, and not architecture-independent. VMs are better, but even then, performance isn't portable either. The last artifact I produced included builds of 3 web browsers from source--it was over 10GB. One doesn't just "build Chrome in a dockerfile".