The format and its plumbing, who still reads it, the newsletter pipe, the blocking fight, leaving the platform, and how it got here.
Section 1 · 8 pieces
RSS 2.0, Atom, JSON Feed, OPML, WebSub, and the enclosure tag that accidentally built an industry.
Section 2 · 5 pieces
Feedly, Inoreader, NetNewsWire, Miniflux, NewsBlur, and the long shadow of Google Reader's shutdown on 1 July 2013.
Section 3 · 5 pieces
Substack, Ghost, beehiiv, Buttondown, Kit, deliverability, DMARC, and what Apple Mail Privacy Protection did to open rates in 2021.
Section 4 · 5 pieces
robots.txt as convention, GPTBot and Google-Extended, the Data Provenance Initiative's measurement, Cloudflare's 2025 default, and the licensing deals signed instead.
Section 5 · 5 pieces
ActivityPub, Mastodon, Bluesky and AT Protocol, POSSE, IndieWeb, webmentions, static site generators, and the blogroll's return.
Section 6 · 2 pieces
Netscape's RDF Site Summary (1999), Dave Winer, the Atom split, Bloglines, Technorati, the blogosphere's peak, and the 2013 pivot.