Don't throw the baby out with the bathwater maybe? Here's a fixed version of your statement:
"The default Turbolinks progress bar that can be removed with one line of CSS gives the impression that things are slow on slow connections."
Turbolinks is not perfect and has some drawbacks, but it also makes things faster in 99% (100%?) cases in my experience for almost 0 development effort.
"The default Turbolinks progress bar that can be removed with one line of CSS gives the impression that things are slow on slow connections."
Turbolinks is not perfect and has some drawbacks, but it also makes things faster in 99% (100%?) cases in my experience for almost 0 development effort.