Language change and code breaks

[Barry A. Warsaw]

>>>>> "GvR" == Guido van Rossum <guido at python.org> writes:

    GvR> You would be very surprised if email to JKnapka at EarthLink.Net
    GvR> was sent to a different user than email to
    GvR> jknapka at earthlink.net.

Interestingly enough (or maybe not ;), those might be consider two
different addresses.  E.g. Mailman case-preserves the localpart for
delivery purposes, but is case-insensitive for membership purposes.
The domainpart of course is case insensitive.

-Barry