Mon. 12/28 - What If 2020 Was Just One Big MMORPG?

<p><strong><em>How your brain takes out the trash while you sleep. The English man who crossed the Alps on a space hopper. And a subreddit where over half a million people pretend our world is just one big MMORPG. </em></strong></p><p>Sponsors:</p><ul><li>BitTrust IRA, Waive your signup fee <a href="https://bittrustira.com/Kottke/" rel="noopener noreferrer" target="_blank">BitTrustIRA.com/kottke</a></li><li>Skillshare, get a free trial of Premium Membership at <a href="http://skillshare.com/kottke" rel="noopener noreferrer" target="_blank">skillshare.com/kottke</a> </li></ul><p>Links:</p><ul><li><a href="https://science.sciencemag.org/content/366/6465/572" rel="noopener noreferrer" target="_blank">Deep sleep drives brain fluid oscillations</a> (Science)&nbsp;</li><li><a href="https://lta.reuters.com/article/us-health-sleep-cleaning/during-deep-sleep-the-brain-does-housekeeping-idUSKBN1XH29J" rel="noopener noreferrer" target="_blank">During deep sleep, the brain does housekeeping</a> (Reuters)</li><li><a href="https://twitter.com/mims/status/1341703620509757440" rel="noopener noreferrer" target="_blank">Brain pumps comment</a> (Christopher Mims, Twitter)</li><li><a href="https://www.theguardian.com/lifeandstyle/2018/sep/14/i-crossed-alps-on-a-space-hopper-experience" rel="noopener noreferrer" target="_blank">Experience: I crossed the Alps on a space hopper</a> (The Guardian)</li><li><a href="https://www.youtube.com/watch?v=P_BAG35ei9I" rel="noopener noreferrer" target="_blank">The Extraordinary Steven Payne&nbsp; Documentary Official Trailer</a> (Regijus Simkevicius, YouTube)</li><li><a href="https://www.washingtonpost.com/technology/2020/12/22/reddit-outside-video-game/" rel="noopener noreferrer" target="_blank">What if life were a video game? These 650,000 people imagine it that way.</a> (Washington Post)</li><li><a href="https://www.reddit.com/r/outside/" rel="noopener noreferrer" target="_blank">Outside: The free-to-play MMO, on reddit</a> (r/Outside, Reddit)</li><li><a href="https://kottke.org/" rel=