SpaceX: a new era, a few years late?

SpaceX Dragon Launch

The launch of the SpaceX Dragon is a major step toward the privatization of space travel, which according to Messrs. Clarke and Kubrick should’ve been handled by 2001:

Too bad PanAm isn’t around for this. I wonder if this is really the beginning of a new era? Can we afford space travel in the 21st century? I’m part of the science-fiction generation, raised on an assumption that interplanetary travel would be a fact of everyday life by now. Turns out it’s been slow going for puny humans.