Noise" last October. It may have been said best when Mig Reyes of 37 Signals demonstrates how he redesigned "Signalvs. Most of the steps are invisible or produce a single piece of the finished product.
It's simpler, more streamlined, cuts the signal to noise ratio by a great deal and allows them to focus on important issues at hand. So they are seeking to streamline the process and try to reduce the signal to noise ratio.
The race for the White House will prove distracting and even divisive to our customers, and raise the noise-to-signal ratio considerably by competing for space in the search stream. Direct Visitors vs the Google Machine, SEO Book