Touch black "Play" button in the title bar to start the Sound Sphere.
Listen to the sounds and dive into the atmosphere they provide.
Touch colored touchp(o)ints in none playing windows to add sounds. (similar colors bring similar sounds)
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Touch anywhere in a none playing window to explore more variations.
Sounds by Dirk Reith, Achim Bornhöft, Ralf Ollertz & Heinz-Josef Florian(ICEM, Germany - Copyright, educational use only)