Master Mandarin efficiently: why it’s worth ~2,200 study hours, how to learn with HSK + sentence mining, characters + pinyin, and tools like Anki, Pleco, and trainchinese.
Education
The Obsolescence of AWS Certifications: A Cloud Architect’s Perspective
Why AWS certifications are becoming obsolete: in the LLM era, memorization-based exams matter less than critical thinking and real-world architecture; plus why I won’t renew all 12 AWS certs in 2025.
Beyond Exams and Certifications: What Really Predicts Success in Law, Tech, and Finance?
Why exams and certifications rarely predict real performance: drawing on a Nevada Bar validity study and cross-industry experience, this post argues success comes from care, experimentation, trust, execution, and creativity.