On Sun, Feb 11, 2001 at 07:08:37PM -0500, Tim Peters wrote: >are a wizard-level implementation hook for building nicer abstractions. In >Io you can't even write a loop without manipulating continuations >explicitly. Note that, as Finkel mentions somewhere near the end of the book, Io was never actually implemented. (The linked list example is certainly head-exploding, I must say...) --amk