The author is also a web designers that primarily use wordpress. Wordpress website owners these days would put their site into pagespeed insight and that tool w

The author is also a web designers that primarily use wordpress. Wordpress website owners these days would put their site into pagespeed insight and that tool will advise that images to be converted to webp, then demand their web guy to do it. I imagine the author got tired of seeing images on their sites ruined but can't do anything because that's what the clients want to tick off a box in pagespeed insight.