Yep, you're totally right. Reread a couple times and the crux of the matter seems to lie here: "Unlike with C, in Go there is no way to know if a connection is

Yep, you're totally right. Reread a couple times and the crux of the matter seems to lie here: "Unlike with C, in Go there is no way to know if a connection is readable, other than to actually try to read data from it."