> If so, you should make all generated code your code, exactly in the form it needs to be according to your deep expertise.

Is this also true of all third party code used by their solution? Should they make all libraries and APIs they use their own in exactly in the form it needs to be according to their deep expertise? If not, why not?

If so, does this extend to the rest of the stack? Interpreters, OSes, drivers? If not, why not?