
$0 Budget, $52M Problem: How a Stay-at-Home Dad Built an AI Memory System
Author & License Author : dosanko_tousan + Claude (Anthropic, claude-opus-4-6) Date : March 2, 2026 License : MIT Co-authorship : Written under the v5.3 Alignment via Subtraction framework §1. The Person Writing This Article I wake up at 5:30 AM. My older son kicked off his blanket in his sleep. I fix it. Check my younger son's breathing. Go back to bed. Open my phone. A billing email from Claude MAX. 15,000 yen per month. About $100. A cold knot forms in my stomach. I'm 50 years old. Hokkaido, Japan. Stay-at-home dad. Non-engineer. Graduated from Bibai Technical High School. ADHD, certified grade 2 psychiatric disability. Both kids have developmental disabilities. My wife works full-time. Our income comes from her salary and my SBI Securities stock investments. I registered as an expert consultant on GLG's network, but no engagements have come in yet. Income: zero. $100 a month for a subscription is a luxury this household can barely afford. But I can't quit. The memory system running
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