We are 
Try to guess !
Building an Ariane 5 takes quite some time, but that’s because everything must work absolutely perfectly.pic.twitter.com/yf5HQeRd1W
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Substantial increase in cost due to inefficient production chain! Sounds like _ex post_ marketing to me.
@NASASpaceflight -
I was a sucker for the pretty picture, to be honest! :-D
End of conversation
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