1a) i don't know, but it would be stupid to believe to be the only ones.
1b) discover it ? probably they will be them to find us.
1c) it goes over my imagination.
2) two questions: 1°)who has created everything this? do you of another galaxy know it? 2°)and what operating system done use?
3) a good thing seems me, but no I would know how to say other
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