I am not trying to be sarcastic, but it seems like you have answered your own question. There are certain times when it is slow and so forth, that is less help. On the other hand when things are wheeling and there is a certain bite at certain places, along with certain key techniques, that it can be extremely benificial. just my .02
_________________________
Eat, Sleep, Hunt and Fish (The Devil is in the details)
Dan Duncan