On: We don't know how bad most things are nor precisel...

[bluGill]

Which Stradivarius? He made many, some better than others. Also, which modern violin - there are many makers who make theirs sound different, and of course each violin from the same maker will have their own sound.

[detourdog → bluGill]

That is really the point. The fact of who made the violin is much easier to conceptualize and communicate than any of it’s acoustic properties.