Apart from Cahill who couldn't get Bell Telephone to allow him the use of dedicated telephone lines for the transmission of music to restaurants (in 1906) there was (at least) one other important "dreamer":
Lee de Forest, owner of some important radio / telephone patents (and later FM), began in 1909 with transmissions (via telephone) from the New York Metropolitian Opera.
Apart from Cahill who couldn't get Bell Telephone to allow him the use of dedicated telephone lines for the transmission of music to restaurants (in 1906) there was (at least) one other important "dreamer":
Lee de Forest, owner of some important radio / telephone patents (and later FM), began in 1909 with transmissions (via telephone) from the New York Metropolitian Opera.
Apart from Cahill who couldn't get Bell Telephone to allow him the use of dedicated telephone lines for the transmission of music to restaurants (in 1906) there was (at least) one other important "dreamer":
Lee de Forest, owner of some important radio / telephone patents (and later FM), began in 1909 with transmissions (via telephone) from the New York Metropolitian Opera.