Gideon Kombian — WritingEssays and technical notes on payments, Bitcoin, engineering and financial infrastructure in Africa.https://kombian.com/en-gbBeyond the Banknotehttps://kombian.com/writing/beyond-the-banknote/https://kombian.com/writing/beyond-the-banknote/Ghana is unveiling new Heritage Series banknotes, but over a billion mobile money transactions in a single month point to the bigger opportunity: how money moves.Fri, 06 Nov 2026 00:00:00 GMTFintech & Paymentshello@kombian.com (Gideon Kombian)Ghana Is Regulating Crypto. Here’s What the New Sandbox Meanshttps://medium.com/@gidkom/ghana-is-regulating-crypto-heres-what-the-new-sandbox-means-12d58ee797a9https://medium.com/@gidkom/ghana-is-regulating-crypto-heres-what-the-new-sandbox-means-12d58ee797a9Ghana has taken one of its biggest steps yet toward regulating cryptocurrency, with the SEC and the Bank of Ghana both admitting firms into regulatory sandboxes.Fri, 13 Mar 2026 00:00:00 GMTFintech & Paymentshello@kombian.com (Gideon Kombian)select {} — The Secret Ingredient for Goroutine Coordinationhttps://medium.com/@gidkom/select-the-secret-ingredient-for-goroutine-coordination-e193890cbc3bhttps://medium.com/@gidkom/select-the-secret-ingredient-for-goroutine-coordination-e193890cbc3bselect listens to multiple channels at once and reacts to whichever is ready first. This small idea gives Go its clean concurrency style.Sun, 14 Dec 2025 00:00:00 GMTEngineeringhello@kombian.com (Gideon Kombian)The Power of defer, Not Just Cleanup, But Safetyhttps://medium.com/@gidkom/the-power-of-defer-not-just-cleanup-but-safety-4506490aee0bhttps://medium.com/@gidkom/the-power-of-defer-not-just-cleanup-but-safety-4506490aee0bA simple Go feature that keeps your code safe, your resources clean, and your system stable when things go wrong.Tue, 18 Nov 2025 00:00:00 GMTEngineeringhello@kombian.com (Gideon Kombian)The Lightning Network: Bitcoin’s Secret to Speedhttps://medium.com/@gidkom/the-lightning-network-bitcoins-secret-to-speed-a1229da48e1ahttps://medium.com/@gidkom/the-lightning-network-bitcoins-secret-to-speed-a1229da48e1aHow do you scale a global monetary network without compromising decentralisation? The Lightning Network became one of the most elegant answers.Fri, 14 Nov 2025 00:00:00 GMTBitcoin & Moneyhello@kombian.com (Gideon Kombian)What’s an MCP Server? (Model Context Protocol)https://medium.com/@gidkom/whats-an-mcp-server-model-context-protocol-72ebfee9354dhttps://medium.com/@gidkom/whats-an-mcp-server-model-context-protocol-72ebfee9354dA short explainer on the Model Context Protocol: a standard way for AI models to interact with external tools, data sources and APIs.Thu, 13 Nov 2025 00:00:00 GMTEngineeringhello@kombian.com (Gideon Kombian)The Tiny Go Feature That Prevents Stuck Goroutines: context.Contexthttps://medium.com/@gidkom/the-tiny-go-feature-that-prevents-stuck-goroutines-context-context-9819a5c8a616https://medium.com/@gidkom/the-tiny-go-feature-that-prevents-stuck-goroutines-context-context-9819a5c8a616A blocked API request, a slow provider, and suddenly your service is leaking goroutines. context.Context is Go’s built-in kill switch.Thu, 13 Nov 2025 00:00:00 GMTEngineeringhello@kombian.com (Gideon Kombian)Building Real Bitcoin Economies in Africahttps://medium.com/@gidkom/building-real-bitcoin-economies-in-africa-73b8bfe08dd0https://medium.com/@gidkom/building-real-bitcoin-economies-in-africa-73b8bfe08dd0Grassroots communities in Africa are building Bitcoin circular economies to solve real-world financial challenges.Tue, 01 Jul 2025 00:00:00 GMTBitcoin & Moneyhello@kombian.com (Gideon Kombian)Crypto in Africa: Why the “Get Rich Quick” Dream Is Hurting the Poorhttps://medium.com/@gidkom/crypto-in-africa-why-the-get-rich-quick-dream-is-hurting-the-poor-2a854eccc246https://medium.com/@gidkom/crypto-in-africa-why-the-get-rich-quick-dream-is-hurting-the-poor-2a854eccc246The people most aggressively chasing quick profits in crypto are often those who can least afford to lose.Thu, 12 Jun 2025 00:00:00 GMTPerspectiveshello@kombian.com (Gideon Kombian)How Much of My Reality About Money Has Been Distorted All These Years?https://medium.com/@gidkom/how-much-of-my-reality-about-money-has-been-distorted-all-these-years-650f5d28af7chttps://medium.com/@gidkom/how-much-of-my-reality-about-money-has-been-distorted-all-these-years-650f5d28af7cI’m Ghanaian, born into a middle-class family. Like many others, I grew up believing I understood money.Mon, 31 Mar 2025 00:00:00 GMTPerspectiveshello@kombian.com (Gideon Kombian)My Journey from Software to Bitcoin Education in Ghanahttps://medium.com/@gidkom/my-journey-from-software-to-bitcoin-education-in-ghana-6fed978aae54https://medium.com/@gidkom/my-journey-from-software-to-bitcoin-education-in-ghana-6fed978aae54After a decade in software, I embraced Bitcoin to empower Ghanaian women financially.Sat, 14 Dec 2024 00:00:00 GMTPerspectiveshello@kombian.com (Gideon Kombian)