experts know the inner workings of how a command works.

you can use a language without knowing how it works

but those that know can do and avoid problems newbies find baffling

it is a lot like speaking language, but the implications of not knowing the origins of words is far less critical when speaking than in a computer language.

what i have found is the more I learn the more I discover that i thought I knew that I now see more than I could know, the knowledge of what is but not known can be useful as well and often (perhaps impossibly so) unknown by newbies

saying this is like implying that all code is equal, it is not

same for communication, it may be 'literally correct' to say a thing in a certain way (using double negatives for instance)... but it is wasteful in its use of resources.. for computers it is wasted time .. and the same for people as they are required to unpack the meaning using literary rules akin to a mathematical equation