Zach's Journal - Instant Lisp Usenet classic

It's not a coincidence that many of my saved comp.lang.lisp articles are from Rob Warnock.

Ahhh, Kenny, Kenny, you're missing the whole point of "real"
(Schemish) continuations. Here's how your story *should* go,
which may help explain (or not):

0. You're slaving away on Cello version 72531.22.91 when you
   realize you've *got* to have some coffee, but you know you're
   going to be working all night and you only have enough cash
   left after buying that 42nd mongo flatpanel [needed to show
   off the full feature set of Cello version 72531.22.90] to
   buy one cup. Thankfully, you've been reading this thread,
   so you...

Full article.