The future is closer than we think. While we recognize that failures are part of birthing a new industry especially one like private space, the tragic failure of SpaceX's Falcon 9 on June 28 2015, signifies that rockets are too complex a technology to deliver long term repeatability.
It has always fascinated me that creativity and positive thinking are often born out of limitation. When there is adversity, it seems, we humans have all the greater incentive to work out ingenious ways to overcome obstacles, protect ourselves from harm, and chart new territory.
Space tourism may seem like an excuse for joy rides for the rich, but in reality it's the start of a new and vital private sector industry that will help develop safer, cheaper and cleaner space travel and result in technology that will lead to broader innovation and discovery.
If you are homeless and poor, and steal the equivalent of the cost of bag of groceries to feed yourself and your family, you could spend a decade and a half in prison. This is worthy of Wall Street protests.