> Dockerfiles are not stable. A Dockerfile that built just fine yesterday might fail to build today. There are simply too many external dependencies. > Docker

> Dockerfiles are not stable. A Dockerfile that built just fine yesterday might fail to build today. There are simply too many external dependencies. > Docker is not platform-independent. Especially if you’re running a container on other CPU architectures, e.g., Apple ARM, you’ll notice that some things don’t run. We’ll see this later. And it keeps going on about how Docker doesn't really solve the problem.