So I did this today using the dry rub and maple syrup. I screwed up and fell asleep while the dry brine was on. It went too long before I washed it off, and put it on to dry. I also screwed up when I bought the filet, and ended up with one without the skin. I used apple and cherry wood because I couldn't find the alder. The end result was a little salty, and a little sweet. I think that I will adjust the brine a little and add a little Lemon pepper and a touch of cayenne. The end result would be really good on a salad, or crackers with cheese. The end result looked like this: