segfault

> I would consider hierarchical replication as a separate thing. I think maybe we are still talking past each other. What I mean is: the problem in my mind is...

>There is no issue here. You can spawn hierarchies on the server with ParentSync and have systems that initialize entities for both the client and server. It works exactly like...

> Yes, I get this. It's supported. With both spawning on server and pre-spawning on client. I don't get how currently you can accomplish this with the pre-spawning system. It...

There should be setters. UriBuilder should have From implemented

```rust let uri = http::uri::Builder::from(req.uri().clone()) .path_and_query( parent_path + &req .uri() .query() .map(|s| format!("?{}", s)) .unwrap_or_default(), ) .build() .unwrap(); *req.uri_mut() = uri; ``` this is the deranged what is wrong with...