https://yuann.cc/journal Writing on books, technology, systems thinking, and more. en Sun, 29 Mar 2026 12:12:11 GMT https://yuann.cc/journal/goalsync-v2-activity-tracker https://yuann.cc/journal/goalsync-v2-activity-tracker Wed, 18 Mar 2026 00:00:00 GMT The Life Design Simulation Tool was a thought experiment. GoalSync v2 is what happens when you actually start tracking. A rebuilt activity dashboard for freelancers who want clarity on where their time, money, and energy go. tech https://yuann.cc/journal/books-i-loved-in-2025 https://yuann.cc/journal/books-i-loved-in-2025 Wed, 31 Dec 2025 00:00:00 GMT And why they might be worth your time too. An annual tradition since 2017 — my personal reading selections with explanations of why they mattered. books https://yuann.cc/journal/three-simple-words https://yuann.cc/journal/three-simple-words Thu, 07 Aug 2025 00:00:00 GMT Thoughts on high agency and becoming. What if we stopped letting job titles define who we are and built a personal compass instead? essay https://yuann.cc/journal/business-model-design-canvas https://yuann.cc/journal/business-model-design-canvas Mon, 03 Mar 2025 00:00:00 GMT Many people use the Business Model Canvas for workshops, but miss the real-number evaluation. This tool offers a straightforward way to outline costs, project revenue, and gauge viability. tech https://yuann.cc/journal/life-design-simulation-tool https://yuann.cc/journal/life-design-simulation-tool Sat, 04 Jan 2025 00:00:00 GMT A tool for freelancers and multi-hyphenates to reflect on time, money, and energy allocation, then design strategies for balanced, fulfilling careers. tech https://yuann.cc/journal/pricing-forecasting https://yuann.cc/journal/pricing-forecasting Wed, 01 Jan 2025 00:00:00 GMT MarginMap simplifies pricing strategy by enabling business owners to refine pricing, simulate financial scenarios, and understand profitability potential through data-driven insights. tech https://yuann.cc/journal/my-booklist-2024 https://yuann.cc/journal/my-booklist-2024 Fri, 27 Dec 2024 00:00:00 GMT 2024 has been a transformative year. Books became an even greater part of my life, offering insights across Tech & Innovation, Business & Economics, Human Mind, and Literature. books https://yuann.cc/journal/super-fan-effect-simulator https://yuann.cc/journal/super-fan-effect-simulator Sun, 01 Dec 2024 00:00:00 GMT Businesses that strategically cultivate super fans outperform those focused solely on traditional acquisition metrics. A practical simulator to visualize how customer segmentation drives exponential growth. tech https://yuann.cc/journal/betting-on-insight https://yuann.cc/journal/betting-on-insight Sat, 09 Nov 2024 00:00:00 GMT Polymarket, Decentralization, and the Power of Collective Intelligence. How prediction platforms could reshape democratic engagement. tech https://yuann.cc/journal/bolt-new-test-drive https://yuann.cc/journal/bolt-new-test-drive Sun, 27 Oct 2024 00:00:00 GMT As a designer without formal coding experience, I built GoalSync with Bolt.new in 10 hours. Lessons learned on AI-powered development, token budgeting, and rapid prototyping. tech https://yuann.cc/journal/business-model-design-athletes https://yuann.cc/journal/business-model-design-athletes Wed, 16 Oct 2024 00:00:00 GMT How Unrivaled fits into the broader movement of ownership and equity in sports, and how Web3 technology could accelerate athlete empowerment. tech https://yuann.cc/journal/generative-agents-human-mirror https://yuann.cc/journal/generative-agents-human-mirror Sun, 06 Oct 2024 00:00:00 GMT How simulated behaviors reflect ourselves. Exploring generative agents as mirrors for understanding human cognition, social dynamics, and the nature of free will. tech https://yuann.cc/journal/super-fan-effect https://yuann.cc/journal/super-fan-effect Tue, 01 Oct 2024 00:00:00 GMT How cultivating super fans can turn your advertising budget into a catalyst for sustainable growth. A simulation-driven case study on loyalty vs. ad-only strategies. tech https://yuann.cc/journal/ai-and-human-learning https://yuann.cc/journal/ai-and-human-learning Sat, 21 Sep 2024 00:00:00 GMT OpenAI's o1 model and the evolution of intelligence. How the connections between human cognition and machine learning have shaped our path, and what we've learned alongside these intelligent machines. tech https://yuann.cc/journal/data-control-consumers https://yuann.cc/journal/data-control-consumers Wed, 18 Sep 2024 00:00:00 GMT Embracing the Web3 Open Data Management Platform and customer-owned commerce data. How decentralized technologies can flip the script on data ownership. tech https://yuann.cc/journal/female-gaze-nfts https://yuann.cc/journal/female-gaze-nfts Tue, 26 Dec 2023 00:00:00 GMT Inspired by The Female Gaze photography fundraiser for Gaza, I crafted my first NFTs on Ethereum and Solana to explore blockchain-based creative expression and fundraising. tech https://yuann.cc/journal/enneagram-types https://yuann.cc/journal/enneagram-types Sun, 26 Nov 2023 00:00:00 GMT Exploring the 9 Enneagram types through self-reflection and personality tests. Understanding what truly drives us forward and what we constantly try to avoid. essay https://yuann.cc/journal/knowledge-network-dutch https://yuann.cc/journal/knowledge-network-dutch Thu, 02 Nov 2023 00:00:00 GMT Building a personal knowledge base in Obsidian to prepare for the Dutch Integration Exams. Combining language learning with knowledge management through gathering, organizing, and review. tech https://yuann.cc/journal/why-we-find-others-hard-to-talk-to https://yuann.cc/journal/why-we-find-others-hard-to-talk-to Sat, 09 May 2020 00:00:00 GMT Knowledge isn't just information. It's belief, shaped by the communities we inhabit. Understanding why we struggle to communicate across divides starts with understanding how knowledge is created. essay https://yuann.cc/journal/technology-culture-and-pandemic-response https://yuann.cc/journal/technology-culture-and-pandemic-response Sun, 26 Apr 2020 00:00:00 GMT A diagram mapping three approaches to pandemic response — American, German, and Chinese — and why the measures a country takes are shaped by its culture, not just its politics. essay https://yuann.cc/journal/business-analysis-and-innovation https://yuann.cc/journal/business-analysis-and-innovation Mon, 05 Aug 2019 00:00:00 GMT Three courses on data analytics, business intelligence, and IT systems analysis. Models, tools, and reflections from a designer learning the language of data. tech https://yuann.cc/journal/marketing-and-innovation-course-review https://yuann.cc/journal/marketing-and-innovation-course-review Sun, 14 Jul 2019 00:00:00 GMT A course review exploring the intersection of marketing and technological innovation, from market-driven development to customer lifetime value. essay https://yuann.cc/journal/beer-game-and-seven-learning-blind-spots https://yuann.cc/journal/beer-game-and-seven-learning-blind-spots Fri, 22 Mar 2019 00:00:00 GMT A supply chain simulation developed at MIT in the 1960s reveals why intelligent, rational people consistently produce the same disastrous outcomes. The problem isn't the players. It's the system. essay https://yuann.cc/journal/scrum-doing-twice-the-work https://yuann.cc/journal/scrum-doing-twice-the-work Sun, 22 Jul 2018 00:00:00 GMT Three takeaways from Jeff Sutherland's Scrum handbook: why stopping the line beats pushing through, why shared goals outperform assigned tasks, and why the hardest part is breaking work into small, verifiable pieces. books https://yuann.cc/journal/connectography-mapping-the-future https://yuann.cc/journal/connectography-mapping-the-future Sun, 22 Jul 2018 00:00:00 GMT Parag Khanna's sweeping vision of a world defined not by borders but by supply chains, mega-cities, and infrastructure connectivity. A compelling case for why more connection, not more walls, is the answer. books https://yuann.cc/journal/birth-of-japanese-history https://yuann.cc/journal/birth-of-japanese-history Sun, 22 Jul 2018 00:00:00 GMT A review of Okada Hidehiro's provocative reinterpretation of Japanese historiography, examining how political intent shapes historical texts and how nations construct identity through narrative. books https://yuann.cc/journal/systematic-learning-with-project-management https://yuann.cc/journal/systematic-learning-with-project-management Sun, 22 Jul 2018 00:00:00 GMT A book review of Kumiko Shimizu's Adult Learning Method, reframing personal learning as a project to be planned, tracked, and archived with the right tools. books https://yuann.cc/journal/secondhand-time https://yuann.cc/journal/secondhand-time Tue, 03 Jul 2018 00:00:00 GMT Watching the faces of an era fracture between ideals and reality — existing in ways both small and true. books https://yuann.cc/journal/november-in-bulgaria https://yuann.cc/journal/november-in-bulgaria Fri, 08 Dec 2017 00:00:00 GMT A month-long residency in Sofia prompted reflections on how a nation shaped by empires, communism, and two bankruptcies negotiates its identity. Two walking tours revealed a city where contradictions coexist with quiet grace. essay https://yuann.cc/journal/identity-branding-bandwagon-effect https://yuann.cc/journal/identity-branding-bandwagon-effect Fri, 23 Jun 2017 00:00:00 GMT We communicate through concepts built from experience. But when a person's life spans cultures, languages, and geographies, can any label still hold? essay https://yuann.cc/journal/design-and-politics https://yuann.cc/journal/design-and-politics Tue, 20 Oct 2015 00:00:00 GMT Every act of design is an extension of political will. In a society conditioned not to decide, what room is left for imagination? essay