https://justinfarrjones.com/writingDeal-led co-founder and operator. Private equity, emerging markets, fintech and AI. London.https://justinfarrjones.com/writing/a2a-and-ephemeral-workershttps://justinfarrjones.com/writing/a2a-and-ephemeral-workersSat, 10 Oct 2026 08:00:00 +0000An opinion. The winning agent architecture will not be one all-knowing assistant with standing access. It will be short-lived, single-purpose workers that talk to each other through open protocols.https://justinfarrjones.com/writing/memory-is-the-iphttps://justinfarrjones.com/writing/memory-is-the-ipSat, 10 Oct 2026 08:00:00 +0000The model providers' contracts answer the training question. The bigger question is who owns your AI's memory and context, because that is where the intellectual property now sits.https://justinfarrjones.com/writing/the-harness-half-lifehttps://justinfarrjones.com/writing/the-harness-half-lifeSat, 10 Oct 2026 08:00:00 +0000The machine-learning era took eight years. The agentic era has taken about twenty-four months. What that compression means for builders, boards and investors.https://justinfarrjones.com/writing/investment-committee-lessonshttps://justinfarrjones.com/writing/investment-committee-lessonsSat, 10 Oct 2026 08:00:00 +0000Three habits from the investment committee that make any board faster and better.https://justinfarrjones.com/writing/what-technical-founders-needhttps://justinfarrjones.com/writing/what-technical-founders-needSat, 10 Oct 2026 08:00:00 +0000The other half of the founding team, from someone who has sat on both sides of the table.https://justinfarrjones.com/writing/structure-is-strategyhttps://justinfarrjones.com/writing/structure-is-strategySat, 10 Oct 2026 08:00:00 +0000What building the first sub-Saharan Africa UCITS fund taught me about capital and design.https://justinfarrjones.com/writing/agentic-ai-reaches-the-deal-team-firsthttps://justinfarrjones.com/writing/agentic-ai-reaches-the-deal-team-firstSat, 10 Oct 2026 08:00:00 +0000Where I see AI agents working in private equity today, and the controls that have to come first.https://justinfarrjones.com/writing/the-model-is-an-argumenthttps://justinfarrjones.com/writing/the-model-is-an-argumentSat, 10 Oct 2026 08:00:00 +0000Three habits from €2 billion of LBO work that still decide how I approach every deal.