All I get is the main menu (and its clickety theme), a "Pause" and a "Resume" button, and a prompt that says "Running with IndexedDB access disabled." Neither button works. There's no game to play.
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Revised review after getting to level 1 at last.
First things first - a proper "start game" or "level select" button, please!
Other than that, the concept is interesting, having to wade through a cluttered mess of physics objects to get to another seems like the start of something interesting.