AFAIU (not a doctor): Usually it is not the 0.1% of virus that kills severe covid patients, but the massive carnage and collateral damage from a prolonged battl

AFAIU (not a doctor): Usually it is not the 0.1% of virus that kills severe covid patients, but the massive carnage and collateral damage from a prolonged battle of an inappropriate immune response (imprecise, slow, escalating..).