Originally Posted by Ramona Byrd

I've wondered about this too. Waiting for some comments.

And yet another comment from a long time ago..someone said to look at the pants we wear. My big rear end puts a lot of strain on my pants and some of them last for years, and there is only one seam line to take on all that strain.

I think for quilts it would be weakened fabrics more than the threads, otherwise the threads themselves would break.