Billy Markus co-created Dogecoin to bring humor and accessibility to the cryptocurrency world, inspiring a global community.Markus sold his Dogecoin holdings in 2015, focusing on simplicity and connecting with the crypto community via social media.Dogecoin, initially presented as a joke, gained popularity and developed a vibrant community centered around enjoyment and goodwill.Markus, known as Shibetoshi Nakamoto in the crypto community, continues to engage through social media, promoting humor and industry criticism.