Because to update the components of a container you need to recreate it from source image, assuming where you took the source image from will have been updated

Because to update the components of a container you need to recreate it from source image, assuming where you took the source image from will have been updated 10y later, and assuming someone will have both the knowledge and the right version of the tools to deploy your container. And if you have a container orchestration ecosystem then we are in cloud API territory. (Change and deprecated)