It will not totally fail because obviously Elon Musk the Billionaire is supporting and still promoting it, we might not trust him because of his nature as a businessman but we have certainty that it will gonna exist as long he is supporting it. In the future, there are varieties of changes and innovations regarding his company and it would depend if he still merges the use of Dogecoin with some of his company or if he continues to ignore the people's suggestions for Dogecoin, will be the very same reason for the investors to slowing to merge to another investment if they sense that Doge has no potential anymore.