You're thinking too conservative. You think "so we have one hemisphere only, that means the other side must be flat". Nono sir, we have one hemisphere, and that's it! The other side isn't even flat, there IS NO OTHER SIDE! What the moon actually looks like then? I'm afraid I'll have to refer to my 60$ paper on the subject...

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To the regular visitor of internet bulletin boards it is clear that it's an excellent idea your parents get to choose your real name.