I don't know if this is already posted. I'll post it anyway.
If you keep attention on the discussion about resonance, probably this is what firemodel55's "hiyaw." Can you confirm, Firemodel55?
I just don't know if this is a "consistent" quality of mahogany. I hope those who studies forestry, wood science, has access to variety of wood or luthiers can confirm if these qualities are "consistent."
And yeah, the guy is an acoustic guitar builder so I don't know if this would also apply to electric solid guitars.
lol too much i don't know.