The examples you give sort of prove the point. People remember bad drugs that killed people for decades afterwards. It sells papers, it makes regulations, companies get sued and people lose their jobs. No one notices when people die but could have been saved.
There is strong incentive to be overly conservative, but we should focus on the net deaths - having as few people die as possible.
There is strong incentive to be overly conservative, but we should focus on the net deaths - having as few people die as possible.