> When a site says that it won't work without JS, I accept this and close the tab. Unless it's Google Maps.

This is the real problem at the end of the day. Some of the worst offenders as far as privacy and security are useful so they're hard to detach from.

Every six months or so I try OpenStreetMap and see if I have the patience to deal with its more limited functionality. So far the answer has been "no" but I'm due for another try...