Seasonal pitch change:

[Ron Nossaman]

> Yes, why are the strut-adjacent strings less stable?  

They aren't on both sides, only on one side.


>Sure, the bridge 
> has no downforce for a bit; does that mean the soundboard (and/or 
> bridge) bulges up there when the whole board swells?
>  
> --Cy--

Why would there be no down force on the bridge "for a bit"? 
And how, if soundboard rise and fall will have so little 
effect on tuning, would that explain it anyway? And what would 
conceivably make soundboards bulge at plate struts?
Ron N