It could be a neat way for crowdsourcing and gamifying labour. Instead of 'kill 5 gryphons' an AR game could require the players to 'take 5 pictures of such-and

It could be a neat way for crowdsourcing and gamifying labour. Instead of 'kill 5 gryphons' an AR game could require the players to 'take 5 pictures of such-and-such' or the like. Sites like Taskrabbit and Mturk already do something similar but tying it to geography and a fun interface might pay dividends.