I don't think using faucet is a good idea. They pay very small amount. So it would be better for everyone to think about signature campaign rather than faucets.
Mining is risky business.There will be difficulty increase which will reduce your earnings.At today's difficulty level you will need quite some investment to make good return which leads to more risk.As more and more miners come on board so does the difficulty jumps high.You could do some what accurate calculations to speculate the outcome and than see to it.