[quote name='jonunders' timestamp='1445195892' post='2889549']
If a person perceives a note to be musical who can argue that it isn't
[/quote]
Me
I think a single sound, that doesn't rise or fall in pitch rhythmically, cannot be musical. That's not to say that this unmusical sound cannot be turned into music by repeating the sound or adding others to it.
For example, I don't consider a single hand clap musical, now repeat in a pattern and it becomes musical, ala 'Carwash'.