There is a growing gap between what frontier AI models can do and what shipped products actually deliver. This gap — the Product Overhang — is the central concept in The Builder-PM, a new field guide to productmanagement in the AI era.
The PM who builds for what exists today builds into a closing gap. By the time the product ships, the capability is commoditized. The PM who builds for what the frontier will support next quarter builds into an opening gap — capturing value before competitors can integrate.
The Magic Problem. The capability works in demos but fails in production. The frontier model can do the thing once with cherry-picked inputs. The product requires it to work across the long tail of real users.
The Wrong-Axis Bet. Betting on reasoning improvement when the product actually needscost reduction. Right direction, wrong dimension.
The Incremental Trap. Building marginally better versions of existing products instead of shipping into the overhang. Feels safe. Structurally obsolete in 12 months.
The Timing Mismatch. The bet is correct in direction and axis, but the product arrives before the capability reaches production reliability.
The Overhang Doctrine inverts the traditional PM planning cycle: instead of starting with users and working toward capability, the Builder-PM starts with the frontier and works toward users.
Gennaro is the creator of FourWeekMBA, which reached about four million business people, comprising C-level executives, investors, analysts, product managers, and aspiring digital entrepreneurs in 2022 alone | He is also Director of Sales for a high-tech scaleup in the AI Industry | In 2012, Gennaro earned an International MBA with emphasis on Corporate Finance and Business Strategy.
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