I think it’s important so that people don’t steal the artists work or take credit for what they worked hard on.
Homophonic texture occurs when there is a melody accompanying with chords like in a guitar. In Baroque period, there was homophonic music as there was one melody with a support from a keyboard player thus one person singing happy birthday with a simple chord with melody has a homophonic texture.
Any musical instrument which produces sound primarily by way of a vibrating streched membrane