Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
This screenshot was posted by somebody in my Twitter feed on the day Steve Jobs died. It was the author's tribute to him. He received many @replies asking what app this was, but nobody received a reply.
What app is this screenshot of?
That's a screenshot from Reminders, part of iOS 5