[Zandikar]

> I don't know how good definition can exclude reusable rockets from being new

Because you're hung up on trying to tell me that the concept of reusable rockets is new in a grand history since while I'm trying to convey to you that the original Falcon 9 reusable rockets development ended over a decade ago.

> Do you know the difference between designing and using

You're the one struggling with that concept and the semantics around it, because you yet again prove my point while trying to argue it.

> SpaceX benefited immensely from using proven solutions

I'm glad you agree with the core point of my idea. Weird that you're so combative about it.

> Let me try to explain again my main point:

Don't bother, you missed the point of my comment entirely. Have a nice day.

[avmich]

No understanding :) .