" I did a quick search on the net, and didn't really find any conclusive evidence."
Big Soy is watching. Like I said, it's all pretty hush, hush, because, like I stated earlier, the fastest way for a researcher to find himself with no funding or even a job is to come out against soy. It's crap, and the pre-communist Chinese have known it all along. One thing you'll never hear an octogenarian tell Willard Scott when he asks them the secret to their longevity: "I owe it all to tofu".