The AI era is 40 months old. Since ChatGPT launched in November 2022, one author has been logging every significant observation, doubt, and pattern they noticed as the technology evolved in real time.
What makes this worth reading is not the conclusions but the accumulation. Forty months of timestamped thinking reveals how the narrative shifted, which early predictions held, and which confident takes collapsed. That longitudinal record is rare and more honest than any retrospective.
The full piece is a primary source document for anyone trying to understand how informed observers actually processed this transition as it happened, not after the fact. Read it for the corrections as much as the insights.
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