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I posted 20+ short data videos rendered from code: every video over 25 seconds died, and half the viewers leave by second 3

For two weeks we have been rendering short vertical data videos entirely from code (HTML canvas, Playwright, ffmpeg, some Blender) and posting them to TikTok, YouTube Shorts and Instagram from a…

  • First three seconds crucial for retaining viewers on TikTok, Instagram, YouTube Shorts
  • 44% to 62% of viewers abandon video before three-second mark
  • Well-designed 3D animation retains attention 75% to 88% more than 2D flat design

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