Always keep an open mind including if poorly documented yet expensive hifi tweaks that seem like magic are really worth it.
Two of the most powerful words ever
What if?
What if I try this? What if I do it this way? What if I try it, even though I’ve been told it can't possibly work? What if they’re wrong? What if it does work? What if what I've been taught is wrong, or incomplete? Have any real advances ever been made without someone asking, what if?