I agree, that would be a better title. I never thought about this and it may be a good idea to make UI changes so improvements are more visible, but he just go

I agree, that would be a better title. I never thought about this and it may be a good idea to make UI changes so improvements are more visible, but he just goes way overboard with his last statement: Don't bother improving your product unless it results in visible changes the user can see, find, and hopefully appreciate. I would say improve your product regardless if the changes aren't visible, but make UI changes every now and then so users feel improvements are being made.