[shadowgovt]

This was one of the leading complaints in the testing of Wing in Australia IIUC.

Delivery worked, but neighbors complained that the drones sounded like they were powered by the chained souls of the thousand hungry damned. They've apparently worked hard to get the sound down to a mere hundred hungry damned. ;)

[taneq]

They should work on getting some vibrato in there so they sound like angels instead. ;)