Letting people be mislead about vaccines harms people, letting people get brainwashed into mistrusting the legitimacy of their institutions harms people, letting people use their platform to incite genocide harms people.
They actually have metric to measure those things, it’s just that they prefer to dial down the heat, not kill it. It’s just too good for engagement.
Don’t “both sides” death and misery. It’s not a philosophy debate.