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An overhead view of a desk: a sheet of aged paper on a dark green cutting mat reading "Curiosity. Clarity. Creation. Growing product sense.", with leaf shadows falling across it, a mechanical pencil, an eraser, paper clips, a cup of black coffee and a translucent green mouse.

Mayank Sagar

Ideas were never the scarce part.

Execution was. For years a good idea died waiting for someone with the time and the skill to build it. AI collapsed that gap. So now the people who can actually ship are the ones whose ideas get to live.

See what I’ve builtAnd what I haven’t

Ideas

Some problems don’t have a vendor yet.

Architectures I keep coming back to, none of them built at work. Both pages are playable, not slideware.

Idea · 2026 · Interactive

An exam you cannot leak

The NEET leaks were not a cheating problem. They were a distribution problem wearing a cheating costume, and distribution problems have architectures.

Open the simulator

Idea · 2026 · Interactive

An ad exchange inside the movie

Product placement is sold once, years early, to one buyer, for every viewer. Everything programmatic advertising learned about clearing inventory says it should not be.

Open the simulator

Idea · 2026

How do you find your Big Idea? In pursuit of Delta 4

Two stories from a Masters of Scale episode about where big ideas actually come from, and Kunal Shah’s Delta 4 as the test for whether the one you found is worth building.

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All ideas