Unverified60% confidenceFactExact time

According to IBM's classic research, approximately 85% of defects in software projects can be traced back to oversights during the requirements phase.

2

Sources

60%

Confidence

Medium-term (~90 days)

Relevance

7/2/2026

First Seen

Valid until: 9/30/2026

Sources

Advanced Claude Code: 5 Skill Techniques for Building Efficient AI Workflows

bilibili阿森编程日记6/5/2026

Related Claims

Partially VerifiedIBM的一项经典研究表明，在需求阶段引入的缺陷如果在编码阶段才被发现，修复成本会高出6-10倍65% similar Unverified左移测试的理念源于软件缺陷修复成本随开发阶段呈指数增长的经验法则63% similar Unverified一支工程团队历时一年回溯崩溃记录，最终锁定两个根本原因：一个硬件层缺陷，一个潜伏开源代码18年的缺陷62% similar

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