Web of trust doesn't scale. This isn't broken because most reviewers can't be trusted. It is broken because a very very few actors are abusing these systems.

Web of trust doesn't scale. This isn't broken because most reviewers can't be trusted. It is broken because a very very few actors are abusing these systems. As someone above pointed out, Amazon can fix this. It isn't a hard problem. The issue is, their incentives are not aligned with fixing it.