Within the confines of "a digital stamp is a good idea" [1], what you're saying isn't quite true: instead of being treated as a whitelist, a digital stamp can j

Within the confines of "a digital stamp is a good idea" [1], what you're saying isn't quite true: instead of being treated as a whitelist, a digital stamp can just be seen as an finite increase in credibility of some quantum that's decided over time by adaptive filters. [1] It's not quite. See sibling post to yours.