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Hardware Engineering,
Explained.

Practical notes on mechanical engineering, DFM, prototyping, manufacturing, and CAD design — written for founders and engineering teams building physical products.

Hardware Startups
The Launch Date Went Out in a Press Release Before DVT Was Finished
Public launch commitments made before hardware validation is complete do not create urgency. They create constraints. Here is what happens when marketing timelines get ahead of engineering reality.
Viktor · Sep 3, 2026
Hardware Startups
Most Hardware Founders Price the Product. Few Model What It Costs When It Comes Back.
Warranty returns are a predictable cost in hardware, not a surprise. Modeling them before you set your price is the difference between unit economics that hold and ones that quietly don't.
Viktor · Aug 5, 2026
Hardware Startups
Two Founders Disagree on Technical Direction. Who Decides?
When co-founders have conflicting views on a technical decision, goodwill is not a tiebreaker. Hardware startups need defined decision rights before a disagreement becomes a standstill.
Viktor · Jul 29, 2026
Hardware Startups
Why IP Strategy Is a Product Decision, Not Just a Legal One
Most hardware founders hand IP to a patent attorney and consider it handled. But the decisions your attorney makes interact directly with your product roadmap, your manufacturing options, and your competitive positioning.
Viktor · Jul 14, 2026
Hardware Startups
Your Pilot Customer Loved It. Here Is What That Does Not Tell You.
Pilot customer success proves your concept resonates. It does not prove your product can be manufactured at cost, at volume, or with the reliability your business model depends on. Here is what you still need to validate before you scale.
Viktor · Jul 1, 2026