Jw

Not sure, I'll try to narrow down what the exact conflict is. Would like to continue to use letters.

1) [here](https://github.com/ffi/ffi/wiki/Examples) looks like you can pass back complex types, some kind of casting. ``` ruby #objptr is a struct * #this is ruby objptr = MyLibrary.create_object("my object") ``` 2)...

Found this quote: ``` request.required.acks and producer.mode (sync or async) are orthogonal configs, i.e. with async mode, the producer.send() call itself will not be blocking on acks from the servers,...