Sure, but he was plenty popular before all of that. The appeal, imho, is in the calculated appearance of sincerity and toughness... from a guy who is in reality embodies neither of those qualities. Both the assassination and legal challenges amplify the appearance of toughness. The "mean kids" comment is spot on.
> and then leaned into showing up for hostile interviews during the campaign.
Not sure what you're referring to here. Joe Rogan and Theo Von are pretty far from being hostile to Trump.