Link preview privacy [summary]

I typed this as a composite of info I learned from podcasts and web pages. It's to do with link previews. Those are the little image and text previews that appear if you paste a URL into a chat window or post it on a site. This is my own summarization of what I learned.

There are at least 3, approaches taken by various software on phones or sites like reddit, twitter, Facebook, Slack, ....

From most to least private, …

link preview privacy