SpaceX’s Crew Dragon is having trouble — and that’s okay

We may be poised on the precipice of a new era of spaceflight, but leaping prematurely off it would be a costly mistake — which is why the delays and failures of SpaceX’sCrew Dragon, the new spacecraft that will likely be soonest to take humans to space, are a matter for concern but not worry. In space, you expect the unexpected.
The sudden explosion of a Crew Dragon test capsule is frightening and frankly embarrassing to a company so heavily focused on an image of futurity and relia