I think they’re trying to figure it out as they go along. #HHNForever as a campaign actually clashes pretty hard with a #HHN30 or #HHN2020 campaign (they’re two conflicting time references), which means it’s very unlikely they would have had these running concurrently. That means they’re likely doing a rush build for the app and site and just throwing together what they can. Thus, a playlist that is just a modified version of the existing one—it’s quick and something that exists.