Then he'll take over and try to bring the party back more towards the middle which will also fail because it'll immediately cause a bunch of infighting between those with more than two IQ points and the current lot.
The only way for the conservative party to survive now without splitting up is to have a cull of the extremists and I just don't think Cleverly has the balls for that.
Even her own supporters don't really support her. There was an interview with a conservative MP on the financial times YouTube channel, What he basically said that he supports her more than he supports RJ but realistically neither of them are long-term viable candidates.
He said that as long as the conservatives obsess over the culture wars they'll never win another election.