Hm, to answer my own question at the end: doesn't seem like it

> type mismatch: got <Future[system.string]>
>
> but expected one of:
> template await[T, E](fut: InternalRaisesFuture[T, E]): T
> first type mismatch at position: 1
> required type for fut: InternalRaisesFuture[await.T, await.E]
> but expression 'readAll(fwStream)' is of type: Future[system.string]
> template await[T](f: Future[T]): T
> first type mismatch at position: 1
> required type for f: Future[await.T]
> but expression 'readAll(fwStream)' is of type: Future[system.string]
> expression: await readAll(fwStream)