The most expensive sentence in software is "let's just rewrite it." The second most expensive is "let's keep patching." Here is the framework we use to choose — based on evidence, not instinct.
modernizationrefactor vs rewritearchitecturedecision framework
A balanced, evidence-backed guide for CTOs: when a well-structured monolith wins, when microservices pay off, and how the strangler fig pattern and DDD bounded contexts turn a risky rewrite into a managed evolution.