It seems a lot of posters in this thread share that same positive meaning, which lends creedence to the definition. There are several posts that interpret this

It seems a lot of posters in this thread share that same positive meaning, which lends creedence to the definition. There are several posts that interpret this sound as the optimal sound for its associated task, as if it would have been less recognizeable if it had not been a marimba, or that particular group of intervals. My point is that this is a conflation of correlation and causation.