# Greenfield Over Legacy

> Replace a legacy-mode branch with one current algorithm, deleting the old path rather than gating it behind a flag.

Record: `algo:no-legacy`
Kind: Architectural Rules
Canonical: https://banes-lab.com/ontology/algorithms#algo-no-legacy
Closure: https://banes-lab.com/json/records/algo/no-legacy/closure

## composes

- [Evolution Principles](https://banes-lab.com/records/algo/evolution-principles.md)
- [Structural Core](https://banes-lab.com/records/algo/structural-core.md)