Early digital payments, including UPI in its first life, were transactional networks: move money from A to B, efficiently, and stop. The next phase isn't faster transactions but embedded, contextual finance, where paying stops being a discrete thing you do and becomes an invisible layer woven into wherever value changes hands. The car pays the toll as it passes. The smart contract releases funds the instant delivery is confirmed. The B2B settlement fires when the sensor says the goods arrived intact.
The ecosystems lens explains why this is powerful and durable in a way transactional networks never were. A transactional network competes on price and speed, both of which commoditize at humiliating pace, which is exactly what happened to basic payments. An embedded ecosystem competes on integration depth and network breadth: the more contexts you're woven into, the more valuable you become to everyone, and the harder you are to rip out. Network effects compound with every new merchant, device, and contract, because each one raises the value of the network to all the others.
Now the honesty, because embedded finance has a structural tendency the pitch always omits: value flows to whoever owns the context, not whoever owns the payment. When payment is embedded in a ride-hailing app or an e-commerce marketplace, the payment layer becomes infrastructure and the context owner captures the customer and the margin. This is the quiet nightmare for a payments company chasing embeddedness. You can absolutely succeed at becoming ubiquitous and invisible, and invisible infrastructure is exactly the thing that gets commoditized and margin-crushed, because the value accrues to the visible context sitting on top of you. You will be everywhere and paid for none of it.
So the real strategic question is not "how do I embed everywhere" but "how do I embed in a way that captures value rather than becoming free rails for someone else's ecosystem." The answers are narrow but real: own a context yourself, control a data layer the context owners can't do without, or provide intelligence, fraud detection, risk scoring, settlement optimization, that the raw rail can't. Embedded payments is the right direction. Embedded payments without a value-capture plan is a straight road to being essential, ubiquitous, and unprofitable, which is the single worst combination in all of infrastructure.