He will need to work hard just to keep the numbers from dropping too fast. He already has to put in time keeping the comment sections in his videos 'clean.' But his Twitter feed has plenty of examples of Evans being himself, and just because he blocks/ignores people doesn't mean their words aren't there for people to read. People who seek out websites and forums will more likely find links to his livestream than words of support. People who contact other exJWs are less likely to hear a good word about him.
His past has caught up with him.