Someone who obviously doesn't know the cardinal rule of car enthusiast forums... You swim with sharks, sooner or later you're going to be bitten, and once that first drop of blood spills, all of them will want a piece.
He posted his opinion. What did he expect was going to happen? What a stupid dumb fucking idiot.
Brought to public attention by Bob Woodward and Carl Bernstein in the book on the fall of Richard Nixon, All The President’s Men, ratfucker was Nixon’s term for a political operative who sows chaos among opponents; an agent provocateur. It is thought to have originated among campus political rivalries at USC, and seems to have some usage in the US military.
Along with Nixon’s other ratfuckers, Roger Stone caused fights at otherwise peaceful Democratic Party protests to generate a false narrative that the Democrats were violent and dangerous.