Share this postINVEST! Ch33. Perpetual Motion Machinesinvestoon.substack.comCopy linkFacebookEmailNoteOtherINVEST!INVEST! Ch33. Perpetual Motion MachinesHere's engineering and renewable energy concepts simplified. Let's see if you can understand the concept of Li's innovative perpetual motion machine!May 28, 20235Share this postINVEST! Ch33. Perpetual Motion Machinesinvestoon.substack.comCopy linkFacebookEmailNoteOtherShareINVEST!INVEST! Ch1. A New WorldPersis HooยทSeptember 4, 2022Read full storyINVEST!INVEST! Ch34. The Legend of LegendsPersisยทJune 4, 2023Read full story