Yesterday's 50 x 100 x 50 post sent me spiralling down the rabbit's hole of the intertubes, where far and away the most mesmerising thing was this:

Two ways to respond: webmentions and comments

Webmentions

Webmentions allow conversations across the web, based on a web standard. They are a powerful building block for the decentralized social web.

“Ordinary” comments

These are not webmentions, but ordinary old-fashioned comments left by using the form below.

Reactions from around the web