Unverified50% confidenceFactExact time

Professor Gloria Mark's 2023 book Attention Span found that people's screen attention span shortened from 2.5 minutes in 2004 to 47 seconds in 2020.

1

Sources

50%

Confidence

Long-term

Relevance

8/7/2026

First Seen

Sources

Hansel：本地加密的AI工作记忆助手，自动记录你做过的一切

Related Claims

UnverifiedData from Microsoft Research shows that the average human attention span has dropped from 12 seconds in 2000 to approximately 8 seconds in 2015.76% similar Unverified研究显示用户在手机屏幕上的平均注意力停留时间不足8秒，阅读方式以F型扫描为主65% similar Unverified游标分页在百万级以上数据量的表中效果尤为显著，查询时间可从数秒降至毫秒级60% similar

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