On Tue, Nov 16, 2010 at 11:48:18AM -0500,
Andrew Sullivan <a...@shinkuro.com> wrote
a message of 47 lines which said:
> Given what I have seen in other TLD-checking type code, I'd bet a
> pretty good lunch that anything _starting_ with a digit in the top
> level will run into all sorts of troubles.
Correct, but it is not a sufficient reason to hardwire it in an IETF
standard. For instance, .MUSEUM or .TRAVEL had (and still have) a lot
of problems with broken regular expressions "[a-z]{2,4}" but we did
not update RFC 1123 to add a length limit to TLDs.
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