Since not long ago it became known that the researchers from the Carnegie University have come up with something new that can completely change your world for several years. It was developed a completely new technology which gave the smart-watch function to understand what you do and how you do this quality help. And what would a device able to distinguish many bioacoustic signals, you need to download special software add-ons. And it could very well help regular users in a variety of situations, for example, guitarists tune a guitar, and each of its string, over time the developers claim that the application can screen out those music playback kotoyre you like.