> Suppose it costs you 10 million dollars to make product X, and you are able to make that money back barely (say 11 million). Then, someone else comes along an

> Suppose it costs you 10 million dollars to make product X, and you are able to make that money back barely (say 11 million). Then, someone else comes along and builds something quickly on top of your expensive investment and is able to make 5 million of their own. Wouldn’t you be mad? That's a terrible analogy. Practically everything is built on using materials built from others. That's essentially specialization.