Where is the public deriving it's said entitlement from? Morals? Ethics? or laws? There's no legal obligation on FB to shed light on anything that's completely

Where is the public deriving it's said entitlement from? Morals? Ethics? or laws? There's no legal obligation on FB to shed light on anything that's completely legal. I'm assuming you're citing ethics. If FB is capable of making YOU the product, you think they care about how their advertising dollars come? As long as they're legal