I doubt that this is the end, but one thing that he'll likely never live down is the admission to lying about getting off drugs. So much of the goodwill he got from the Donga arc came under the pretense that he had turned his life around and adopted a healthy lifestyle, only for that idea to be proven faulty at best. It's not a finishing blow like Donga backing out of a fight after building his career on fight challenges, but it's similar in that it betrays part of the online image that he's crafted for himself.