Yea. Now you can cite this:
from
https://www.machinerylubrication.com/Read/30697/choose-oil-filter
And I have been guilty of this. But in the real world where automobile engine live is measured in 5,000 hours that is minuscule to equipment where life is measured in 2 million hours the lower wear gains in going to a 20 micron are also minuscule.
Am I arguing IN FAVOR of less efficient filters
no. But as a maintenance supervisor, Mechanical Engineer, and Tribologist falling on one's sword over efficiencies is meaning only in the contest of idle bantering on BITOG Boards