How to decide what to build, what to buy, what to access through partners, and what to participate in through ecosystems — covering differentiation vs commodity analysis, vendor evaluation, total cost of ownership, interoperability velocity, exit strategy, and lock-in risk.
...default to building because it's familiar and fun. But building has a long-term cost — maintenance, evolution, operational burden. Build only what genuinely differentiates. Build when the capability is...
