Major era-defining opportunities for ordinary people to achieve class leaps 1️⃣ Internet Era (2000–2010) 2️⃣ E-commerce Era (2008–2018 peak) 3️⃣ Blockchain/Crypto Era (≈2013–2021 peak) 4️⃣ Social Media Era (2012–2022 peak) 5️⃣ AGI/AI Era (starting in 2023, peaking around 2025–2030) Whether it's investing or learning and employment, always follow the big opportunities of the era.