Rediscovering the combustion engine

I’ve been thinking about the news alert about 100 years from now when someone rediscovers the combustion engine. “Scientists have created a combustion engine, and the advantages are beyond belief! It doesn’t take hours to refuel, it’s much lighter, and it travels a much greater distance between fuelings! Not only that, when it comes to the end of its useful life, it doesn’t poison the landfill! It doesn’t weigh nearly as much as an electric vehicle, and we don’t have to mine lithium - which d...