“Rules of thumb” form many of the fundamental tenets of engineering practice. Using HTTPS everywhere is one such rule of thumb. It’s just not worth expending

“Rules of thumb” form many of the fundamental tenets of engineering practice. Using HTTPS everywhere is one such rule of thumb. It’s just not worth expending the mental energy considering every single edge case (while likely forgetting about some) in order to try and work out whether you can cut the corner to use HTTP rather than HTTPS, when using HTTPS is so easy.