[pmontra]

> One difference is that today's page anchors are only put there by the page author,

AFAIK we can link to any id in the page, not only to anchors. Strictly speaking you're still right because the author creates those ids but some of them are automatically created by frontend or backend frameworks.

[jannotti]

That's true, though I often forget it. But surely those cracker-jack security expert HTML writers don't forget! Or use such privacy insensitive tools as the ones you've mentioned.