[lordnacho]

Suppose you become knowledgeable about some area. You find there is an investment opportunity, so you invest. You tell your friends about it. Should they discount your knowledge because you've acted on it?

I happen to disagree with the article, but I didn't dismiss it just because it was written by someone with an interest.

Quite a lot of opinion about things in the world is written by informed people who have an interest in one side or another. You can read critically and decide which parts make sense to you and which do not.