Not all streaming workloads involve I/O. When your source is in-memory and your transforms are pure functions, async machinery adds overhead without benefit — you're paying for coordination of "waiting" that adds no benefit.
Москвичей предупредили о резком похолодании09:45
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換言之，首階段最多簽發的1000個牌照加註，仅佔全香港持牌餐廳總數0.059%。
But look at what's happening now. Someone needs information, they open ChatGPT or Claude or Perplexity, they ask a question in natural language, they receive a comprehensive answer immediately with sources cited. No clicking through multiple websites. No comparing different perspectives. No scanning search results pages. The AI synthesizes information and delivers a direct answer, fundamentally changing the discovery process.