>> well, my hope is that this era of commercial cargo launch and then commercial space taxis to the space station and then tourism is one happen how to get more uses out of what we have is going to open up industry between earth and the moon. by that i mean asteroids mining. lower the launch cost you can get a prospector spacecraft. you can use the natural resources of space either harvest solar power or harvesting water from an asteroid or the moon. all these things become more possible if you can drop the launch cost. this is a great incentive for spacex and nasa can do more exploration. >> tom jones, you're call was breaking up. just to remind people this mission scrubbed at the last second because of weather. they're hoping that -- elon musk and company -- that maybe the third time is a charm two prior