Big bang overhaul or gradual migration: how to choose without putting the business at risk?
The risk of a revamp is less concentrated in new code than in the transition: data, users, integrations, coexistence, and rollback.
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The risk of a revamp is less concentrated in new code than in the transition: data, users, integrations, coexistence, and rollback.
Zero downtime is not a deployment command. It is a compatibility property between versions, data, users, and external systems.
Technical debt is not an abstract stock of bad code. It is a set of choices that slow down, weaken, or increase the cost of future developments.
A legacy application is not defined by its age, but by the difficulty of evolving it with confidence. The right strategy combines business value, risk, and transition capacity.