Agreed. Though if the author really has existing materials about faster alternatives, it's still strange not to mention them. The article is strictly speaking a

Agreed. Though if the author really has existing materials about faster alternatives, it's still strange not to mention them. The article is strictly speaking about one way of doing I/O (or rather, an abstraction often involved in I/O), but the author should know that many will read it as saying "all I/O in Java is always slow".