No, it's a bug, a design flaw in using continuations. See my other comment. If it was by design then the links wouldn't continue to work for longer at quiet tim

No, it's a bug, a design flaw in using continuations. See my other comment. If it was by design then the links wouldn't continue to work for longer at quiet times on the site; they do simply because old continuations haven't been flushed to make room for new ones.