1900s
- Player Pianos: In stark contrast to almost every other entertainment medium of the 20th century and beyond, a looming format war involving paper roll music for player pianos was averted when industry leaders agreed upon a common format at the Buffalo Convention held in Buffalo, New York in 1908. The agreed-upon format was a roll 11.25 inches wide with holes spaced 9 per inch. This allowed any roll of music to be played in any player piano, regardless of who manufactured it. As the music played, the paper winds on to the lower roll from the upper roll, which means any text or song lyrics printed on the rolls is read from the bottom to the top.
Read more about this topic: Format War