The only privacy preserving option is to add a single RTA header on the server side. Laws could have required any site or service that has adult or user gener

The only privacy preserving option is to add a single RTA header on the server side. Laws could have required any site or service that has adult or user generated content to simply add RTA [1] headers and require clients to make a best effort to detect the headers and trigger parental controls if enabled. That's it. Not perfect, nothing is. All the liability could have gone to the parents where it belongs. No third party traffic, nothing to leak, nothing to track. Simple as. Not everything has to be a service or a business model. [1] - www.rtalabel.org/index.php?content=howtofaq#single