According to Marko, he is one of the few drivers ever who progressed from karting straight into F3 and had success there immediately. Apparently, Marko thinks he has got what it takes. And while I think the doctor has some personality flaws, I trust his judgement on spotting talent - he has discovered the likes of Montoya, Vettel or Ricciardo after all.

As for having Jos as his Dad, I doubt that's much of a criteria for Red Bull. They are notorious for caring only about the performance of their drivers, otherwise Carlos Sainz Jr. would have been given an F1 drive long ago