The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.
In my way of thinking, simplicity often leads to success. We always "think" there is a better way. That's not bad in itself because it leads to creative solutions, however overdoing and over-embellishment often leads to poor design and quality.