While it's certainly one of the most recognizable pieces in the series (mind you it's only recognizable because it became ubiquitous later), can just 2 notes even be copywrighted? I mean we're not talking about a Brian Eno piece here.
"White noise" is just the title/label of the blog post. No doubt chosen for poetic purposes. Note the OTHER blog entry titles, listed on the right hand column.
http://www.youtube.com/watch?v=zFEepARd81g&t=0m25s