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Ну, так ты уже мастер! Я рад за тебя! :)

It's not boring, it is, as we say, на любителя :)

First of all, it's not 'something', it's someone's! Don't you know what is Foucault's Pendulum?! Essentially it was the first tool which proved the Earth's rotation.

Well, doesn't matter much....