Lenny's Podcast: Product | Growth | Career cover image

Kunal Shah on winning in India, second-order thinking, the philosophy of startups, and more

Lenny's Podcast: Product | Growth | Career

NOTE

**Delta4 Framework **

When the product efficiency delta is greater than or equal to four, three key outcomes occur: it is irreversible; there is a high tolerance for failure; and it offers a unique, brag-worthy proposition. People tend to share about products or services that have a significant efficiency difference. Such products may have lower or zero caps due to their uniqueness and appeal. Despite advancements in technology, not all tech products guarantee efficiency. For instance, the efficiency of buying a suit online may be lower than buying one offline due to potential fit issues, highlighting how offline experiences can sometimes be more efficient despite being tech products.

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