Ryan Green , originally known on youtube under the name of Ryan 101, has worked on mostly youtube uploading videos of various content. Ryan 101 was his first Youtube channel that spanned from 2014 to the present, with not many uploads today. His main activity on youtube is under the name of CardinalSun, perviously Texan Mapping, which was created in 2020. Here, he uploads content related to Urban Planning and the game Cities:Skylines. He has appeared in other videos on the internet on channels s ...