The original idea for Memento had exactly one thing in common with its latest iteration: a widget. The original idea was an app called "Locket" where users send each other messages which appear on their home screen widget. I found out that this exact idea already existed with the exact same name, so I went back to the drawing board. But one thing stayed from that original idea, the idea of using a widget in place of a notification.Why Widgets?The pitfalls of notificationsNotifications make a ...