On Sun, 16 Oct 2016 16:30:15 +0100, newshound
wrote:

The Science Museum used to have a nice display which demonstrated a
wide
range of musical scales graphically. The one which stood out from
all
the others was the traditional Scottish Highland Bagpipes, some of
the
intervals in the scale are all over the place (more than a quarter
of a
tone, iirc); explaining why they sound so odd.

I think it's more due to the drones.

--
Max Demian