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It was ended by Reddit administrators about 72 hours after its creation, on 3 April 2017.
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The idea of the experiment was conceived by Josh Wardle. After each pixel was placed, a timer prevented the user from placing any more pixels for a period of time varying from 5 to 20 minutes. Registered users could edit the canvas by changing the color of a single pixel with a replacement from a 16-color palette. The 2017 experiment involved an online canvas located at a subreddit called r/place.
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R/place was a collaborative project and social experiment hosted on the social networking site Reddit on April Fools' Day 2017 and repeated again on April Fools' Day 2022. Rebooted: April 1, 2022 10 months ago ( ). Original launch: April 1, 2017 5 years ago ( ). The canvas in 2022 on the last day of the event
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