Newey's Red Bull depature initiated by Horner after scandal

Two decades ago, Red Bull Racing's entrance into Formula 1 was revolutionary: A rebellious energy drink manufacturer, that shook up the conservative Formula 1 world, that grew into one of the most successful teams in the sport's history. The head of the team since 2004 has been Christian Horner. Is it time now, for the disgraced team boss, to finally leave his post at the Austrian team? Is it worth clinging on, even if the organisation is on the verge of collapse as a result?