4 ms·Indeed, one of the few exceptions is basically a faster version of the product that goes to space.by proc0 7y agoIndeed, one of the few exceptions is basically a faster version of the product that goes to space.zweep 7y agoI'm not sure it's harder. More countries have successfully shot stuff into space than have build an airliner industry (US, Canada, France, Russia, Brazil).proc0 7y agoMore so thinking of reusable spacecrafts like the Shuttle or Falcon rockets.