It will probably help our conversation if we make clear we are not talking about the disagreement you might be thinking of right now. Did we get there on July 30, 1969? We'll leave that to others to argue. 

There is another unanswered question: Was it, "That's one small step for a man, one giant leap for mankind", or "That's one small step for A man, one giant leap for mankind"? 

On July 20, 1969, one of the most monumental events in the history of humans took place. That day, the first astronaut set foot on the surface of the moon. Yep - Neil Armstrong exited the moon lander and put the very first boot print ever in the dust of the lunar surface. However, there are some differing opinions on what really happened… a little controversy concerning the event. Interested amateurs, experts, professionals, and scholars have reviewed the audio and video recordings of this remarkable achievement. And they don’t all agree on what really happened. 

Let's take a look at the argument... 

References:

https://bestlifeonline.com/true-urban-legends/ 
https://www.space.com/17307-neil-armstrong-one-small-step-quote.html 
https://www.navytimes.com/news/your-navy/2019/07/13/armstrongs-famous-one-small-step-quote-explained/ 
https://airandspace.si.edu/stories/editorial/one-small-step-man-or-man
https://en.wikipedia.org/wiki/A-okay#:~:text=John%20%22Shorty%22%20Powers%20popularized%20it,States'%20first%20crewed%20space%20flight. 

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