Everyone talks about prompting. Nobody talks about what happens after the conversation. You spend 45 minutes working through a complex problem with ChatGPT or Claude. You get a great answer. You learn something. Then you close the tab and... it's gone. Well, not gone. But trapped. In a search interface that gets worse every time they update it, buried under hundreds of other conversations, subject to whatever retention policy the platform decides on. I used to think the skill was asking good questions. It's not. The real skill is knowing which answers are worth keeping — and actually keeping them. The Retention Filter Here's what I do now. After every meaningful AI conversation, I ask myself one question: "Will future-me want this?" If the answer is yes, I export it. Takes 20 seconds with XWX AI Chat Exporter — just click the extension, pick PDF or markdown, done. I don't overthink it. If there's even a chance future-me will need it, it goes. Most conversations don't pass the filter.…