Few Excerpts from the blog: Right off the bat, rounded corners look visually appealing but did you know that there are actual psychological studies to back this theory?
This is a classical conditioning principle where our brain is conditioned to think sharp objects can be harmful. A real-life example where sharp corners are considered harmful is when you’re baby-proofing your house by using rounded fittings on sharp table corners.
Since the human brain attributes this condition to everything it experiences, rounded corners give off the following vibes — safe, friendly, and hence, approachable. So the human-centered design should incorporate these attributes over the sleek, sharp corners.