"I could do that at home."
Almost 100 years later, someone is looking at this and getting an emotional reaction from that one little red bit. I know my autistic ass is sitting here like "but why *there* specifically"
It irks me in an enjoyable way. A puzzle that can never be solved. It adds so much weight to the bottom right of the painting despite the fact it's just a nothing amount of color.
It's annoying in how distracting it is.