[plt-scheme] to define, or to let

Paul Schlie wrote:
> However one represents an example of a program's failure to behave
> as desired within the true breadth of it's range and domain; the
> other is an example of scheme's failure to specify it's semantics
> sufficiently to warrant a program's equivalent behavior differing,
> yet "compliant", environments.

Correction: "...to warrant an *erroneous* program's equivalent behavior...".
And that, as I see it, is the crucial point here.  There's no reason that
erroneous programs should behave in a reliable way across implementations,
and many do not.

Anton