I never really thought the benefits of SPA apps were worth the trouble they cause. Hypothetically, you can account for all the inherent issues of a SPA app but you have to pretty much reinvent the wheel to achieve it.

Modern HTML and vanilla JavaScript are pretty good. I really think the optimal website is plain HTML and bits of JS sprinkled in as modules to add interactivity where needed.

I think that the front end web dev community needs to just agree on a good pattern to use that doesn't involve a convoluted library or framework.