barry68v10 wrote on 12/31/69 at 16:00:02:Bottom line here is this:
If anyone wants to ignore the facts AND the science here, go right ahead.
Otherwise, heed our advice.
I don't know if I'd be quite that harsh, but you pretty much have it.
I've heard this same discussion so many times I feel like Bill Murray in Ground Hog Day.
Even though the MOM states "regular" people still think their bike, riding style, altitude, humidity, temperature, gravitational field or celestial alignment is unique.
And I've never heard anyone say theirs is actually knocking or pinging....in which case I'd say use "premium".