Has anyone tried to turn reading into a game? For example, imagine an app where you read web pages in a way that rewards quick and accurate reading with more points, complete with global leaderboards. One idea for gameplay is to automatically introduce (obvious) errors into the text and see how well the user detects them while reading. Do you think many people would be interested in playing this game?
Mabye short clips of some stories where they have to point out grammatical or spelling errors and get points.