"you've dropped every ball which came your way"

Who is 'you' in this context, and does it apply only to people with beards?

GUEST, the people in this discussion might be prepared to take more seriously your ideas about future developments and links with other music if they weren't presented in such a precious, arrogant, condescending and disrespectful way. If attitudes like that are the future of this music, then god help us all.