I wasn't trying to personally attack the guy, it was just surprising that an article by one of the heads of a major tech company wouldn't have something basic l

I wasn't trying to personally attack the guy, it was just surprising that an article by one of the heads of a major tech company wouldn't have something basic like that taken care of. I'd recommend the tinypng plugin (https://wordpress.org/plugins/tinypng-for-wp/ https://wordpress.org/plugins/tinypng-for-wp/), which will do the optimization (though not resizing) automatically for you. Edit - More downvotes, someone is having a tough morning.