default Stream<T> parallelStream() {
		return StreamSupport.stream(spliterator(), true);
	}
Returns a possibly parallel {@code Stream} with this sequence as its
source.  It is allowable for this method to return a sequential stream.

@since 3.0

@return a possibly parallel {@code Stream} over the elements in this
collection
jenetics/src/main/java/io/jenetics/util/Seq.java