The music is usually electronic, soothing, and includes subtle variations of numerous sonic elements over a consistent (and sometimes very complex) chord progression.
It is not uncommon for a listener of couch melodia to walk away from their music playing device with headphones in ear and drag their player off of their desk as a result of the misconception that there is no music playing.
"I'm Safer on an Airplane" by Copeland
"Everything in It's Right Place" by Radiohead
"Kid A" by Radiohead
"An Ending (Ascent)" by Brian Eno