There's a long history of deaf people going to concerts and attending gigs using items such as inflated balloons or pipes to feel the vibrations of the live performance. In spite of this, there remains a belief that anyone who is deaf is unable to enjoy live music. But while a deaf person may not be able to hear the sound of the music, they can feel it through the vibrations produced by the powerful speakers being used, or even the instruments themselves if they're close enough.
The US tech company Not