Explore a conference talk from RustConf 2018 that delves into Project Mentat, a Rust-based solution for evolving data storage. Learn about Mozilla's data storage challenges, the decision to build a custom solution, and how Project Mentat addresses issues related to data replication, synchronization, and client-side encryption. Discover the design principles behind Mentat, its approach to portable and performant structured data storage, and the lessons learned during development. Gain insights into the project's architecture, including CQRS implementation, query compilation, and Android integration. Witness a demonstration of Mentat's capabilities and understand its potential impact on unified data storage strategies for cross-platform applications.