
...these threads invariably get twisted and morph into
some kind of arm wrestle:

.
I stand by my original post, which was, imo, a valuable link,
and my opinion sprinkled in my original post.
Race cars are just that; our daily drivers are not.
Fuel dragsters get their oil changed after every run.
So what.
I don't care if one changes their oil weekly, but it's a fookin
waste of money and oil, imo.
As for the "environment", my guess is the case of bottled
water someone drank last week has more of a carbon footprint
than weekly oil changes...
These Xs are cars; drive the sumbitches and enjoy 'em.
Change the damn oil as often or, as seldom as you like...
GL,mD