Very true, but their whole take about how Open Source will hurt the IT industry reminds me of Chicken Little. They spend almost the entire paper on one type of license and brush the prospect of alternative licensing away in a single paragraph. A more proper title would have been: "Opening the Open Source Debate - A Critique of the GPL License"
Here's another take on the paper, which points out some inaccuracies and misunderstandings in the AdTI paper.