If you get rid of all the noobs, then who are you going to tell yourself you're better than? Think carefully about this proposal young Padawan... you might just strip yourself of your own self-esteem.
Oh, and since you can't tell the difference between noobs and newbies, you fail. Congratulations, noob. Now gtf out of Newgrounds. Noob.
How does that feel? Warm, inviting, and filled with the incentive to become a better poster? No? I wonder why?