Yo; I’m the Duke you all know and love from EDF and Nimbusters III.
KF will live for as lolcows exist and can be exploited. It’s human nature. The mentality that keeps KF going is the same that keeps TLC’s trainwreck-oriented shows going. The freakshow is a staple going back millennia. KF is the freakshow.
The only thing that would kill it is when Null either dies or loses interest. Even then, the Farmers will regroup elsewhere and carry on.