I understand Michael. This happens frequently and there is/are no discernible event(s) preceding the change. The workflow is normal and being completely absorbed in my work, I am not aware of the shift until I encounter a symptom. It has become something I expect. I will monitor things and report back to you if I find a replicable cause.

Would it be possible for Moi's behavior to be altered by a flagging graphics card? At times, I wonder about my computer's card. That said, the Moi graphics are not distorted in any way and changes when rotating a 30mb model are pretty good for a non-powerhouse machine.

Re the file association, that's a new and simple fix for this early Mac user.

Thanks!

L.