A famous example of iteration and feedback.
An elementary school students attempts to draw a scientifically accurate butterfly. His first attempt looks like a doodle of a butterfly. Two rounded wings with a body in between and antennae on top.
After a few rounds of feedback, he gets the wing shapes right. Then, by the 6th iteration, he draws an impressive depiction of the butterfly. Stunningly accurate for a 7 year old.
Here’s the image:
How good could you get if you were willing to publicly share 5 versions just to get peer feedback?