art
Sine Wave A 440 Hz Concert Pitch for Ten Hours
Stop your brain from overthinking. You don't need an app. Ten hour Sine wave with no overtones which is called pure as it is only the fundamental frequency.
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Pioneer of performance art, Marina Abramović is one of the most acclaimed, remarkable and influential contemporary artists in the world today. Born in Belgrade in 1946, she pushes the boundaries of both body and mind in works such as the now-legendary "Rhythm 0" where she relinquished all control to her audience and for eight hours permitted them to use a series of objects, including a gun, on her person.