Why can’t we define furniture?

From chairs to shelfs, beds to coffee tables, furnishings items differ exceptionally in layout, feature, and dimension. “Furniture” is not simply a fixed group of things however a liquid principle that mirrors social worths, power characteristics, and historic backups

In addition, the lines in between art, design, and furnishings have actually been progressively obscuring. Is a sculptural chair that’s uneasy to rest on still furnishings?