Ton Scherpenzeel can't let it go. The 68-year-old is a musician through and through, neither Corona nor a heart attack, which he suffered in October 2019, stops him. For 49 years now (with a long break between 1981 and 1999) he has been the boss of Kayak, arguably the most important Dutch prog rock band besides Focus. Whereas: he would disagree with the last sentence, because he says: "We could play a concert exclusively with prog music, yes. But we are not a prog band. That would only be half the truth."