> How do you value usability but then have every other website basically disabled?
Clearly, it depends on how one uses the web (i.e.: what sites one frequents). In my case well over 95% of sites I visit work without Java Script. The reason for this is I primarily visit sites that have text as their main content.
If I installed ad blockers on some publicly accessible computer, or a computer for multiple users, I think very few would complain about issues. If I disabled JS on the other hand...