The newsletters link to the sources. Clearly most people don’t want to read the whole article - especially if the linked source requires a subscription. Decade

The newsletters link to the sources. Clearly most people don’t want to read the whole article - especially if the linked source requires a subscription. Decades ago there were people who didn’t really read the paper but just scanned the headlines - this is just a modern way of enabling that. Still, it’s devious to monetize the existence of other content this way.