> because the truth procedure for "legal vs illegal" involves a judge
This part is not correct. Private companies block what they believe to be illegal activities in their systems constantly - in order to limit the legal liability of being an accomplice to a crime. This is the case in all industries - and is standard practice from banking, to travel, to hotels, to retail... it's commonplace for companies to block services.
For spam, I would recommend that it gets a separate filter-flag allowing users to toggle it and see spam content, separately toggled from moderated content.
This part is not correct. Private companies block what they believe to be illegal activities in their systems constantly - in order to limit the legal liability of being an accomplice to a crime. This is the case in all industries - and is standard practice from banking, to travel, to hotels, to retail... it's commonplace for companies to block services.
For spam, I would recommend that it gets a separate filter-flag allowing users to toggle it and see spam content, separately toggled from moderated content.