The biggest problem with inlining images (imo bigger than the base64 size increase) is that when you change something (like a word in the text of the page) you

The biggest problem with inlining images (imo bigger than the base64 size increase) is that when you change something (like a word in the text of the page) you are forcing your users a full reload of the page (images included). Most of these performance tips assume things won't change. We know life doesn't work that way.