I suppose I should have wrote "will affect". If we end up colonizing Mars, or even getting one person to land on Mars, I think Space X will have been involved i

I suppose I should have wrote "will affect". If we end up colonizing Mars, or even getting one person to land on Mars, I think Space X will have been involved in creating competition in the aerospace industry at the least. My point was that his ideas are ones that have potential for huge amounts of change. Whether or not we will see that change is another matter.