Surely this will warrant a discussion :-)
I personally thing its a very good thing. None of my websites would work without JavaScript and it would be just 2 costly for my clients to work on fallback versions.
This site claims that less 2% have JavaScript turned off in the US.
http://www.searchenginepeople.com/blog/stats-no-javascript.html
I'd love to see the correlation between browser used and JavaScript turned off.