On Wed, 2016-10-19 at 17:25 +0200, Ralf Mardorf wrote:
If an engineer listens to sound and should describe
another
engineer what to do, who doesn't listen to the sound, it already
is unlikely to get a good result.
Or they need to do this that long, until the result would be good, but
it would cost additional effort and time. It would not safe time and the
communication would cause stress.