Woodworking class has begun, and I spent most of my non-instruction time there today looking at books. Here is some knowledge from one of the cooler and more wood-oriented traditions of religious zealotry.
This kind of truth-to-materials philosophy was also extremely prominent in the later Arts and Crafts movement. And a fairly key component in both schools' rep for excellent long-lived construction; wear and tear that'd irreparably destroy a veneer or other elaborate surface preparation is just a scuff or water mark that can be fixed in minutes on solid wood.
I suspect that the Shakers wouldn't think enormously highly of Eames chairs, but mostly because in service of looking cool the multi-thousand-dollar model everyone cares about is prone to breaking in ways that are again an ordeal to fix
