> order for it to work, you have to be willing to add more metadata to your program, because programs themselves don't have the necessary data in them I'm kind

> order for it to work, you have to be willing to add more metadata to your program, because programs themselves don't have the necessary data in them I'm kind of stumped by this assertion. What data is missing? If it is required or necessary, doesn't it make it just data, as in an integral part of the code?