I've enjoyed reading/watching his posts as well, most recently for garage storage as I just moved into an empty one. What I found refreshing is that he is not

I've enjoyed reading/watching his posts as well, most recently for garage storage as I just moved into an empty one. What I found refreshing is that he is not snobbish about materials and has no qualms about using 2x4 pine or old pallets, as long as they accomplish the job in a desired way with suitable margins. Very engineer-like indeed :-) As a result I was inspired to calculate out forces/stresses for a 1x2 pine structure, driven by the crazy lumber price inflation, and now have a 1x2 scrap wood rack, a 1x2 free-standing shelf, a 1x2 wall-attached shelves...