The vehicular sound through other physical structures (whether teeth , bones of the skull or screens ) is a practice that tries to exploit the vibration of bodies to play melodies without the use of conventional membranes contained in the speakers. Last in order of time Let's go corp. has developed Ka-on , a gadget that transmits the vibrations of sound from any audio source to a potted plant. Via a magnet located at the base of the same pot, in fact, the vibrations reaching the stems and the petals that will re-transmit the air. According to the leaders of the company that produces them, gerberas and sunflowers work especially well, and the whole thing would not harm in any way the same plants, freeing, as a side effect of some parasites. The paradigm that is applied in practice is to consider sounds as data and physical structures such as media, a concept that makes it more and more abstract the organic dimension, recontextualized according to these new parameters.