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1. Show HN: Karaoke for Piano Overlaid and Synched with YouTube Videos (pianop.ly) 24 points by robbrown451 on Feb 9, 2019 | past | 7 comments 2. A Societal Petri Dish – a thought experiment for complainers (karmatics.com) 2 points by robbrown451 on May 27, 2016 | past 3. A Societal Petri Dish – A Thought Experiment (karmatics.com) 1 point by robbrown451 on May 27, 2016 | past 4. Online Javascript quiz for position at AdRise (San Francisco) (adrise.com) 1 point by robbrown451 on Dec 3, 2012 | past

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