. . .
> > The author argues that "Writing loops with tail-recursive function calls is 
> > the equivalent of writing them with goto???s."
> 
> I doubt that the author writes that.
> You mean for/while instead of goto's as a substitute for
> recursive functions...?!

Actually, the author does say that.  More precisely, Shivers refers to
Steele's characterization of lambda as "gotos with arguments"; I think
the source is the paper "Lambda: the Ultimate GOTO".

 -- Bill Wood
    bill.wood@acm.org