eric-capeprivacy

what about other modelled traits such as ``` pub trait PlacementDeriveSeed { fn derive_seed(&self, sess: &S, sync_key: SyncKey, key: &KeyT) -> SeedT; } ```

will probably jump on this again now that Morten introduced a new Macro

> Hey @eric-capeprivacy, what do you want to do with this example? should we merge it in main? I wanted to update the blog before merging this code, should be...