> I feel this is one of those moments when the technical term "whew" is appropriate. I thought mostly of "wow". They had a plan for a case when this "shout" di

> I feel this is one of those moments when the technical term "whew" is appropriate. I thought mostly of "wow". They had a plan for a case when this "shout" didn't work. So they had at least two plans what could be done and the first one worked all right. Half a century and 20 billion of kilometres from Earth and it still works.