Infrastructure
Migrate one variable at a time, or you won't know what broke
Hold every variable but one and a failure has one suspect. Bundle two and the suspects grow like the subsets: three places to look, then seven.
Platform Engineering
Risk Management
The irreversible decisions go first
Most risks are prices you can pay. The one with no affordable way back is different. Settle those decisions first, while you still have a choice.
Technical Debt
Pressure code is the debt you don't want to remove
Refactoring pressure code raises its perceived value without paying down the debt. A structural diagnostic for technical debt prioritization.
Infrastructure
Procedural risk shrinks; structural risk doesn't
Some risks shrink with effort. Others absorb the same investment and don't move. One question tells them apart during evaluation.