Personally, to the degree that I ever distinguish between “web apps” and just normal sites, one of the distinguishing features of web apps for me is whether for

Personally, to the degree that I ever distinguish between “web apps” and just normal sites, one of the distinguishing features of web apps for me is whether forcing a page reload on the majority of interactions would be unacceptably clunky to most users. Provided page reloads are fast, I think far more sites would be completely fine with just being sites and not rich client apps.