In an earlier thread about this I wrote [1] that the contributing factors FB does aren't egregious by themselves. Specifically, in their view all of their link

In an earlier thread about this I wrote [1] that the contributing factors FB does aren't egregious by themselves. Specifically, in their view all of their link previews are public, as they were originally intended to catalogue the web. Having predictable, incrementing integers as IDs for public resources isn't a problem. The problem is most people perceive Messenger as a private chat, and don't expect their privately-shared links to be catalogued in a publically accessible, trivially crawlable object store. [1] https://news.ycombinator.com/item?id=11873258 https://news.ycombinator.com/item?id=11873258