Marko speaks out again: Why does the Red Bull advisor do that?

At Red Bull Racing's office in Milton Keynes, an interview that Helmut Marko gave to a German website last week must undoubtedly have caused some surprise. There, the Austrian team's external advisor stated that Yuki Tsunoda and Liam Lawson are candidates for the seat next to Max Verstappen in '25. A striking statement, given surely Sergio Perez has a contract for the upcoming season?