They keep re-designing the Falcon 9 and adding new features so it's not really surprising. Those poor engineers working on it, "What do you mean you're increas

They keep re-designing the Falcon 9 and adding new features so it's not really surprising. Those poor engineers working on it, "What do you mean you're increasing the Falcon thrust again. Now we have to reinforce the connectors even more." The capacity of a Falcon 9 has gone from 10 tons to orbit up to 23.