On he other hand, I didn't really need the C/objects piece of technical evidence to support the "Lisp makes metaprogramming trivial in ways that other languages

On he other hand, I didn't really need the C/objects piece of technical evidence to support the "Lisp makes metaprogramming trivial in ways that other languages don't" argument. That one kind of stands on it's own, so I could move on to the rest of the article. The article wasn't about Lisp as much as it was about Not Invented Here syndrome. As others have said, the social and organizational issues become the major obstacle when your working with the greybeards and technical wizards that make the actual CS + CE questions a breeze