Peter Thiel loves asking this question to startups. What's funny is that writer Sarah Lacy posed it to him once (and uses it regularly at Pando Monthly events),

Peter Thiel loves asking this question to startups. What's funny is that writer Sarah Lacy posed it to him once (and uses it regularly at Pando Monthly events), and his answer was apparently, "That's a really hard question to answer." http://pando.com/2012/04/19/peter-thiels-pointed-questions-to-ask-startups/ http://pando.com/2012/04/19/peter-thiels-pointed-questions-t...