Paragraph 1
How we listen to
is changing. Today, we have high-
ear buds that give a
quality sound. In the
, we will be able to listen to music in
without headphones. New technology will aim
of sound at us, without others hearing. We will have conversations in public without other
listening in. Researchers developed an
called "audio enclaves". The sound
used for this cannot be heard on their way to the
.