n 2007, the hashtag was a simple, yet revolutionary, idea that changed the way we organize and amplify content. Today, it is either <a href="https://x.com/elonmusk/status/1869070358210572306?lang=en">endangered</a> or more useful than ever, depending on whom you talk to. On the open social web, hashtags are an important unifying mechanism — not just for content but for people too. Why is that? How did we get here? What’s next for this small but mighty feature and for the web at large? Here to tell us is Chris Messina, the inventor of the hashtag, the creator of the <a href="https://diso-project.org/">DiSo Project</a>, and the <a href="https://www.producthunt.com/@chrismessina">No. 1 hunter on Product Hunt</a>. In this episode, Messina goes wide to explain where this next 20-year cycle of the internet is taking us. From the community-pulling power of the hashtag to decentralization and the massive shifts ignited by AI, he threads the needle on it all.<ul><li>Addressing Elon Musk’s disparaging comment about hashtags</li><li>The history of the hashtag</li><li>Under-appreciated elements of the hashtag</li><li>Grappling with identity and reputation in a decentralized world</li><li>Alignment between ActivityPub and LLMs</li></ul>Mentioned in this episode and/or acronyms for clarity:<ul><li><a href="http://bitly.com/tagchannels">bitly.com/tagchannels</a> - original hashtag spec</li><li><a href="https://www.w3.org/TR/did-1.0/#:~:text=Decentralized%20identifiers%20(DIDs)%20are%20a,the%20controller%20of%20the%20DID.">DID</a> stands for “decentralized identifier” and is a self-owned, verifiable digital identity that operates without a central authority</li><li><a href="https://en.wikipedia.org/wiki/Pretty_Good_Privacy">PGP</a> is an encryption standard used for securing communication, data integrity, and authentication </li></ul>🔎 Learn more about Chris at his website, <a href="http://chrismessina.me/">ChrisMessina.me</a>, or find him on Bluesky @<a href="http://chrismessina.me/">chrismessina.me</a>, Mastodon <a href="@chrismessina@mastodon.xyz">@chrismessina@mastodon.xyz</a>, and Threads <a href="http://threads.net/@chris">@chris</a>.✚ You can connect with Mike McCue all across the social web, including on Bluesky <a href="https://bsky.app/profile/mmccue.bsky.social">@mmccue.bsky.social</a>, Mastodon @<a href="mailto:mike@flipboard.social">mike@flipboard.social</a> and Threads <a href="https://www.threads.net/@mmccue">@mmccue</a>.🌊 Catch the wave! Surf the social web and create your own custom feeds at <a href="https://surf.social/">surf.social</a>, a new beta from the people at Flipboard. <a href="https://about.surf.social/">https://about.surf.social/</a>

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Turning Moments Into Movements, with Hashtag Inventor Chris Messina

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