Human-centered design requires us to observe human behavior with beginner's eyes, so that we can spot the innate ways people interact with the world around them. We call these intuitive and unconscious reactions Thoughtless Acts, and IDEO designers collect photos of them to inspire their work.
I found this outside of a grocery shop in Tokyo. Someone used the plastic bottle to replace the broken rain gutter. You can tell from the scratches on the plastic that the water bottle has been there a while, outlasting countless rainstorms. Who knew a water bottle could be so strong!
Read more from our Thoughtless Acts series here.