Notes on work in motion
Focus, context, and working with AI. The ideas behind Tansei.
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Featured · AI productivity
Your AI doesn’t need to know about that
Every app wants to understand you. By 2027, the most interesting feature might be one that knows when to mind its own business.
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Press · MacMenuBar.com
“Keep links, text, screenshots, colors, and files on a convenient desktop shelf.”
Clipboard Managers · by Luuk Koelman 02 AI productivityFrom app switching to agent handoffs
Press · BrettTerpstra.com“Tansei is quickly becoming part of my everyday workflow.”
Web Excursions for October 6th, 2026 · by Brett Terpstra 03 AI productivityMaking a small language model behave like a Mythos
04 AI productivityTen ways to get better results from AI
05 AI productivityContext rot: why more context can make AI worse
06 AI productivityThe next valuable file on your computer won’t contain your work. It will contain how you work.
Press · Six Colors“…Tansei is really a storage space for anything.”
App Report: Easy listening, easier reading · by Philip Michaels 07 AI productivityContext is the whole game now. Here is how to stop losing yours.
08 AI productivityAI’s Biggest Opportunity Isn’t Another Model
09 DevelopersHow to Vibe Code on a Mac in 2026 Without Getting Lost
10 Building in publicSimple Products Are Often the Hardest to Explain
11 Building in publicI Left Five Useful Features Out Before Launch
12 Building in publicI Built for One User. Myself.
13 Building in publicWhy I Chose the Name Tansei
14 AI productivityI Thought AI Would Make Thinking Easier. It Made Me Think Harder.
15 Building in publicWhat Vibe Coding Taught Me About Building Something Real
16 AI productivityThe Output Is Easier. The Carrying Is Harder.
17 Digital declutterYour Clipboard Was Never Meant to Be a Workspace
18 AI productivityThe New Cost of Context Switching
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