Number Trails by Tanay Sukumar

"Awaara" numbers are all over the internet. Here's how to stay away from them.

The reckless sprinkling of data everywhere—news articles, corporate decks and social media—now threatens the very integrity that numbers stand for. This…

Jun 14 • Tanay Sukumar

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A thinking professional's guide to using AI at work

Here are five principles for using AI without losing your craft.

Jun 12 • Tanay Sukumar

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May 2026

How to calculate CAGR without wanting to throw your laptop

Your annoyance with CAGR may start withering away if you just think of it as an “average” annual growth rate.

May 13 • Tanay Sukumar

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March 2026

The search for a calendar that can win the day—but also the year

Calendar systems have never been perfect. The one we use has absurdities, too. In this post, I discuss why it’s time for a new, simple, permanent…

Mar 20 • Tanay Sukumar

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January 2026

The enchanting journey of calendars through the ages

Timekeeping and calendar systems are among the most fascinating but underrated sciences that we have tirelessly tried to perfect over the millennia…

Jan 18 • Tanay Sukumar