Here's a link to the question on Quora: http://www.quora.com/What-is-considered-a-significant-number-of-users-for-a-free-consumer-internet-product http://www.q

Here's a link to the question on Quora: http://www.quora.com/What-is-considered-a-significant-number-of-users-for-a-free-consumer-internet-product http://www.quora.com/What-is-considered-a-significant-number...