Scrooge was wrong, and his Nephew Fred was right. While it's true the benefits of feasting with friends and family can't be calculated in a ledger, that doesn't mean those things have no value.
Their successful use of the "surveillance business model" has given Facebook and Google an immense amount of power over the flow of information and who sees it.
If the world's most popular historical sites are to be preserved from overuse by tourists, ownership of these places will need to be more forcefully established, and access more carefully controlled.
