No, really, I think there is a point to taken from all this. As Guzzi enthusiasts we are all probably a little fanatical about our motors. Every bit on the splinter-fringe as a guy who builds his own audio equipment ( >)
It rather comes down to perception . I swear my Sport is just happier with an oil change. That and a valve adjustment and she positively sings. It's an analog song, sure, but beauty to my ears.
As our personal perception about our oil preferences lead us to lavish more attention and care on the machine , she runs all the better and longer , cooler and stronger.