Using wood from pallets to create a barn-wood wall. (well, it looks like barn wood, but it& not.) Would work well with some of the other ideas in here. (painting or staining certain areas of wood, wood on ceiling? Or would it be too heavy?
Lamp Swingy Magnative by IGEN Design- I thought this was a cool idea which is different and unlike anything I've seen yet. Which what I love about design there's always a different to approach different things and come up with something spectacular.