Cyber Corsairs 🏴‍☠️ AI Productivity Newsletter

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Articles

🏴‍☠️ A 40-prompt test exposed which Claude prefixes are doing real work

Apr 26, 2026

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3 min read

🏴‍☠️ A 40-prompt test exposed which Claude prefixes are doing real work

One small word swap beats every hype prefix on Opus 4.7

Captain YAR

🏴‍☠️ Your AI's product picks might be ads in disguise

Apr 25, 2026

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4 min read

🏴‍☠️ Your AI's product picks might be ads in disguise

The FTC-investigator prompt that scores AI bias 1 to 10

Captain YAR

🏴‍☠️ The Meal Prep Prompt That Actually Works

Apr 22, 2026

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4 min read

🏴‍☠️ The Meal Prep Prompt That Actually Works

I ran a viral dietitian prompt for a month. It died by Wednesday.

Captain YAR

🏴‍☠️ Claude inside Excel and PowerPoint might be the quietest career upgrade of 2026

Apr 20, 2026

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4 min read

🏴‍☠️ Claude inside Excel and PowerPoint might be the quietest career upgrade of 2026

Stop rebuilding the same Excel model four times

Captain YAR

🏴‍☠️ 25 AI Chrome extensions that quietly replace your workday

Apr 17, 2026

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4 min read

🏴‍☠️ 25 AI Chrome extensions that quietly replace your workday

Your productive coworker isn't sharing these extensions

Captain YAR

Apr 14, 2026

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9 min read

🏴‍☠️ The Diet GPT That Refuses To Do Math

One dev fixed the worst thing about diet apps

Captain YAR