Rick Beato's channel on Youtube was pretty much launched from the viral video where his son Dylan demonstrates his apparently unerring ability to identify individual pitches in note clusters with very high accuracy.
For some musical jobs having perfect pitch can really make a difference. For example singers, musicians playing bowed stringed instruments or a trombone benefit from perfect pitch. Also, conductors frequently have perfect pitch, probably because a strong musical memory and being able to sight sing on pitch from a score are valuable and depend to a certain extent on perfect pitch. See here for a lot more.
https://www.youtube.com/watch?v=t3Cb1qwCUvI
For some musical jobs having perfect pitch can really make a difference. For example singers, musicians playing bowed stringed instruments or a trombone benefit from perfect pitch. Also, conductors frequently have perfect pitch, probably because a strong musical memory and being able to sight sing on pitch from a score are valuable and depend to a certain extent on perfect pitch. See here for a lot more.
https://en.wikipedia.org/wiki/Music-related_memory
Perfect pitch is also apparently more common in people who speak tonal languages like Mandarin.