Why is doxxing so bad?

Why is doxxing, the act of publicly revealing personal information about someone without their consent, considered so problematic? Doesn't it just help hold individuals accountable for their actions? Or could it potentially lead to harassment, identity theft, and even physical harm? How does this practice violate privacy rights and potentially damage reputations? And in the context of cryptocurrency and finance, where anonymity can be prized, what are the specific risks and consequences of doxxing?