… The sharper the corner, the brighter it seems. And the brighter a corner appears, the more it’ll affect visual processing.
Which object is easier to look at?
The argument then extends to curving “corners” on rectangles. I’m not sure that makes much difference, but I’m sure curious about that.
FWIW: Contrast this post with the one before it. The video “10 Bullets” advocates knolling: arranging tools on surfaces at right angles. This is advocating something very much like the diagram on the left.