Sorry, my time isn't worth so little that I'm going to spend hours writing an article just to prove a point to a guy on HN, but here's an existing example:

https://github.com/angular/peepcode-tunes/commit/87dfa695d99...

Diff stats: 360 additions, 636 deletions, on a total of 628 original lines of JavaScript (app + test code; deletions include redundant lines of template code).