A second is slow, and should absolutely not be the standard we're aiming for. If AJAX allows you to get closer to the ideal without messing with the typical browser workflow, why not use it?
Try browsing https://dev.to/. It feels good, no? That's the standard we should be aiming for, and it's made possible in part with exactly these ideas (see: http://instantclick.io/).
A second is slow, and should absolutely not be the standard we're aiming for. If AJAX allows you to get closer to the ideal without messing with the typical browser workflow, why not use it?
Try browsing https://dev.to/. It feels good, no? That's the standard we should be aiming for, and it's made possible in part with exactly these ideas (see: http://instantclick.io/).