https://secondbrain.icu/ 2026-07-06 monthly 1.0 https://secondbrain.icu/assets/video-poster.webp This AI has INFINITE Memory. Here's how to use it. A three-minute demo of SecondBrain, the AI second brain app: speak once on your phone and get structured notes, calendar events and follow-ups — then connect ChatGPT, Claude and Gemini to one shared long-term memory via MCP. https://www.youtube-nocookie.com/embed/miiynvYCZf4 194 2026-07-06T01:12:10-07:00