Remember when they were insisting on new-car-smell Dragons for CRS missions? Well, they’ve now approved flight-proven boosters. As I’ve long said, there will come a day when customers will demand a discount to fly on an unproven vehicle.
[Update a while later]
With today’s launch, SpaceX will double its record for annual launches.
[Update half an hour before launch]
You can follow launch and landing at the webcast.