Charles Haworth on hybrid renewable optimisation, firm renewable power and AI-native companies. Co-founder of Modaso Energy and Tessera Hybrid.https://charleshaworth.com/https://charleshaworth.com/how-i-built-my-ai-stack-and-how-you-can-build-yours/https://charleshaworth.com/?p=1318My AI stack is a system of named agents running on OpenClaw, WSL and Tailscale, and a plain-English guide to how a non-technical person can build one.Wed, 15 Apr 2026 00:00:00 GMThttps://charleshaworth.com/ai-is-reshaping-every-part-of-my-life-heres-a-week-of-proof/https://charleshaworth.com/?p=1313I tracked one four-day working week in April 2026: AI tools saved an estimated 37 to 52 hours across finance, software and content work.Sun, 12 Apr 2026 00:00:00 GMThttps://charleshaworth.com/how-i-replaced-spreadsheet-chaos-with-an-ai-powered-operating-system-for-my-business/https://charleshaworth.com/?p=1306I replaced company budget spreadsheets with Postgres, NocoDB, Metabase and Claude on a roughly €10-a-month self-hosted server, built in a few hours.Thu, 09 Apr 2026 00:00:00 GMThttps://charleshaworth.com/building-a-second-brain-with-ai-how-i-transformed-my-notion-notes-into-my-operating-system/https://charleshaworth.com/?p=1296Notion stays the human-facing layer while a local index and Obsidian-style markdown memory give my self-hosted AI agent fast, persistent context.Sat, 21 Feb 2026 00:00:00 GMThttps://charleshaworth.com/the-gulfs-renewable-energy-surge-in-africa/https://charleshaworth.com/?p=1290Saudi and UAE capital is flooding African renewables, but grid access, payment security and permitting, not turbines or PV prices, remain the bottleneck.Sat, 14 Feb 2026 00:00:00 GMThttps://charleshaworth.com/why-im-betting-on-copper-the-most-important-metal-youre-not-watching/https://charleshaworth.com/?p=1280Copper is the backbone of electrification, and S&P Global projects a 10 million tonne supply deficit by 2040, 25% below demand; I bought copper futures.Mon, 09 Feb 2026 00:00:00 GMThttps://charleshaworth.com/a-guide-to-start-investing-and-protect-your-future/https://charleshaworth.com/?p=999Starting to invest: $100 a month at 7% grows to about $121,000 in 30 years, with a 90-day plan drawn from 18 years of investing wins and losses.Sun, 02 Nov 2025 00:00:00 GMThttps://charleshaworth.com/beyond-intermittency/https://charleshaworth.com/?p=1261Battery-hybrid renewable projects can deliver baseload-grade power at costs competitive with fossil fuels, a route for Africa to leapfrog grid constraints.Fri, 03 Oct 2025 00:00:00 GMThttps://charleshaworth.com/the-hidden-cost-of-calendar-and-contacts-chaos/https://charleshaworth.com/?p=1220Juggling Google, Microsoft and Apple accounts caused double bookings and lost contacts; Contacts+ and CalendarBridge synced everything into one view.Tue, 16 Sep 2025 00:00:00 GMThttps://charleshaworth.com/fiat-money-debasing-faster-than-during-covid/https://charleshaworth.com/?p=1211Global M2 money supply is expanding faster than during COVID, with US M2 at a record $22.02 trillion in June 2025; the essay points to gold, silver and Bitcoin.Sun, 07 Sep 2025 00:00:00 GMThttps://charleshaworth.com/why-you-should-benchmark-every-investment-against-bitcoin/https://charleshaworth.com/?p=1202Compare any stock or trade idea against Bitcoin using TradingView's TICKER/BTC chart, since Bitcoin is a hard-to-beat risk-adjusted benchmark.Sat, 23 Aug 2025 00:00:00 GMThttps://charleshaworth.com/how-creatine-transformed-my-strength-muscle-growth-a-vegetarians-secret-weapon/https://charleshaworth.com/?p=1196As a vegetarian since age seven, 18 months of creatine doubled my pushups and built muscle for jiu-jitsu, and research shows it is safe.Sun, 27 Apr 2025 00:00:00 GMThttps://charleshaworth.com/the-security-premium-is-driving-the-energy-transition/https://charleshaworth.com/?p=1183Drawing on Carlyle's The New Joule Order, the energy transition is now driven by security, as countries pay a premium for local, resilient energy.Thu, 20 Mar 2025 00:00:00 GMThttps://charleshaworth.com/ai-coding-just-blew-my-mind/https://charleshaworth.com/?p=1174With no coding background, I used Claude Code to build an AI stock analysis advisor in about two hours, and explain how to run it yourself.Wed, 05 Mar 2025 00:00:00 GMThttps://charleshaworth.com/why-should-invest-now-a-beginners-guide-to-growing-your-wealth/https://charleshaworth.com/?p=1160Inflation erodes cash held over time; a beginner's guide to protecting your earnings with ETFs, bonds, real estate, gold and a small Bitcoin allocation.Mon, 24 Feb 2025 00:00:00 GMThttps://charleshaworth.com/the-future-of-careers-in-an-ai-powered-world-how-to-adapt-and-thrive/https://charleshaworth.com/?p=1136The energy transition, digitisation and AI are reshaping jobs; future-proof your career with human skills, AI fluency and growth industries.Wed, 12 Feb 2025 00:00:00 GMThttps://charleshaworth.com/why-you-must-start-investing-now-the-hidden-truth-about-money-and-inflation/https://charleshaworth.com/?p=1129Inflation halves a currency's purchasing power roughly every ten years, so $100 saved today buys what $50 does in a decade; investing is the defence.Sun, 09 Feb 2025 00:00:00 GMThttps://charleshaworth.com/the-magic-of-compound-interest-how-to-grow-your-wealth-exponentially/https://charleshaworth.com/?p=1084At 8% a year, $100 a month grows to about $150,000 in 30 years and $350,000 in 40; start early, watch fees and stay invested.Sun, 02 Feb 2025 00:00:00 GMThttps://charleshaworth.com/the-state-of-the-energy-transition-a-new-era-of-opportunity/https://charleshaworth.com/?p=1068Renewables follow an exponential cost-decline curve, so the energy transition is an economic opportunity: lower costs, reliable grids and prosperity.Sun, 02 Feb 2025 00:00:00 GMThttps://charleshaworth.com/ai-the-surprising-key-to-reducing-global-energy-consumption/https://charleshaworth.com/?p=1039AI's energy demand is often framed as a threat, but as cost-reducing technology it should cut overall energy use and speed up renewable deployment.Sun, 15 Sep 2024 00:00:00 GMT