this is my thoughts on this topic as well.. along with every other thing people try to overcomplicate. As Danke42 said... a blade has to move 180 deg once at a time, so the thought of making something complex with more gaps and holes to gather debris or get over tightened and dimple or whatnot, seems like solving a problem that never really existed in the first place... EVERYTHING is better in it's simplest form as long as that form has been done well. In my job, i have been given some of the latest and greatest hi-tech military gadgets to solve all the worlds problems and you know what i've discovered? a $400,000 piece of laser trash never works as good as a map and compass. just my 2c
Forgive them, Rusty, for they know not what they do.