Which is exactly why it isn't a good analogy. The amount wasn't arbitrary, it was the memory of the computer. There wasn't more to it being the 'greatest program' than the fact that it was created. There's no aesthetic judgement here. It is chess, with AI, in < 700 bytes.
He meant the "movie budget" could be arbitrary chosen to satisfy the "feat under huge constraints".
Right, which is exactly why that isn't a good analogy to something where the budget was fixed, and the 'greatness' isn't an aesthetic judgement, but whether it can be done.