This document discusses different types of music and sound used in video games. It describes dynamic audio that responds to gameplay, such as the music speeding up as time runs out. It also discusses diegetic sounds that occur within the character's space, such as ambient noises, and non-diegetic background music. Additionally, it mentions kinetic interaction where players use controllers to generate diegetic sounds, such as playing an instrument. Finally, it notes different genres tend to use certain music styles, like atmospheric music in horror games to create tension.