Did you read the links I posted? They can be made from dandelions. More info can be found in this previous thread: https://news.ycombinator.com/item?id=3772704

Did you read the links I posted? They can be made from dandelions. More info can be found in this previous thread: https://news.ycombinator.com/item?id=37727040 https://news.ycombinator.com/item?id=37727040 Personally I would love to see a world of 100% transit, bicycles, walking, etc., but let’s be realistic. As long as we’ve got cars, we might as well try to do as much as we can to reduce the amount of pollution they generate.