oso cofounder/CTO Sam Scott led a talk at the recent Seattle Rust meetup on building a runtime reflection system for Rust. Watch the 40-minute video below to learn about:

How we are building a declarative policy language (Polar) with type/object semantics in Rust. What we did in the oso Rust library itself to make it behave more dynamically. And the various approaches we tried and (failed at) along the way.
oso is an open source policy engine for authorization that’s embedded in your application.