When I read this first I hoped that it meant I would not need cable lifters anymore...
In all seriousness, this is a better article explaining the phenomenon. It is a theory at this moment but will probably be tested. What I understand is that the propagation of sound is accompanied by mass travel.
A phonon seems to be a quantification of a sound wave that I do not understand. However, it is not my field at all so perhaps a physicist can shed more light on this phenomenon, that is undoubtedly of no importance whatsoever for music reproduction.
https://physics.aps.org/articles/v12/23