Odd Gmail ad logic

If you use Gmail, you know that as you're reading your email, ads are displayed that are related to the content of your message. A normal example of this was when a friend and I were discussing a wiffle ball game we were planning, and an ad was displayed for sports equipment; effective logic if you ask me. But sometimes it's not so simple...

During Memorial Day weekend, some of my friends from Virginia Tech came to visit. We went fishing on the continental shelf and caught some nice Mahi Mahi (aka Dolphin -- (no, not like Flipper)) and Albacore Tuna. On the way back in to shore, the seas got a little choppy and we were all tossed around a bit on our little 25-foot boat.

My friend Steve hit his side on a metal piece sticking out of the side wall of the boat and injured his ribs. A week later, his ribs still hurt, and he made it his duty to tell me about it. As we discussed his ailment, I was puzzled by the ads being displayed; they were for barbeque sauce...