"IMO, Malcolm Turnbull is a reasonable Liberal and he has always...

"IMO, Malcolm Turnbull is a reasonable Liberal and he has always been vocal in decrying both extreme Left or extreme Right views."

Turncoats support was more often than not from people who would never vote Liberal. I suspect you have never voted Liberal.

Liberal members, voters and supporters desrted the the party when he was elected. That's why he had to kick in $1M of his own money