Expired50% confidenceOpinionExact time
The claim by four-week crash courses that they cover 90% of freelancing needs is an unsubstantiated marketing exaggeration
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/25/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/23/2026(expired)
Sources
AI编程接单变现：四周学习路线的冷静拆解与真实评估
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