This reminds me of that Sono device, which seems more convenient. http://www.youtube.com/watch?v=Mv6sBuwzLhk http://www.youtube.com/watch?v=Mv6sBuwzLhk http://

This reminds me of that Sono device, which seems more convenient. http://www.youtube.com/watch?v=Mv6sBuwzLhk http://www.youtube.com/watch?v=Mv6sBuwzLhk http://venturebeat.com/2013/11/06/sono-window-noise-cleaner-tunes-out-annoying-city-sounds-tunes-in-good-ones/ http://venturebeat.com/2013/11/06/sono-window-noise-cleaner-... Haven't read up on whether it works as advertised. Anyone have insight?