Apple has created their own hardware platform(s) and it has a healthy competition for it. There are rules to be on it and they are mostly for the benefit of the consumer.
Facebook is simply a forum. If facilitating communication facilitates genocide and election interference it's people who are the problem, not Facebook. Besides, TV & Radio are much bigger facilitators for genocide and election interference and nobody attacks both.
Amazon - any physical retailer is both a market place and sells its own competing products crated using said customer data. Just visit any supermarket.