The Identity View requires abandoning ordinary locutions such as 'I heard the bang produced by the collision' in favor of 'I heard the collision'.

The Located Event Theory proposes a metaphysical Ockhamization of the Mereological View (Casati, Di Bona, & Dokic 2013), which cleans the metaphysical landscape up from entities which are not necessary. As a starting point, it is useful to distinguish between two components of sound sources: thing sources (such as keys or musical instruments) and event sources (such as collisions or vibratory events at the sounding object) (2013: 462). The Located Event Theory maintains an Identity View for