During March 2025, Lambda refactored the caching architecture in the bluealloy/revm repository by modularizing the cache system. They introduced a dedicated Cache struct and embedded it within CacheDB, decoupling cache fields from the database layer to enhance modularity and reusability. This Rust-based redesign focused on software design and database principles, resulting in a clearer separation of concerns and a simplified interface for the caching layer. The work improved maintainability and testability, laying a foundation for future enhancements and cross-module reuse. Lambda’s approach addressed architectural coupling, aligning the caching system with scalable development goals for the project.