Uru975. I think dealers should be omitted as they have a financial reason for there bias's. For me, the longer I've been at it the more I learn not to be to certain about my ideals. Tweaks are a good example of that, just when your ready to dismiss something you thought was poppycock, someone shows you how wrong you were, then it's back to humblesville. One thing this hobby has taught me above all else is to keep an open mind. I built my first system in 1972 from a bunch of parts I purchased from Ratshack and to date am still learning how little I really know.