[NNTP] Extension docs snapshots

[Russ Allbery]

Ken Murchison <ken at oceana.com> writes:
> Russ Allbery wrote:

>> The comment that it can't be pipelined is in there not for any inherent
>> protocol reason, but because it doesn't make any sense to do so.  The
>> thing you're going to want to do next is issue a CHECK or TAKETHIS
>> command, and until MODE STREAM returns, you don't know if you actually
>> can or if you need to use IHAVE instead.  It's an extension negotiation
>> command, and therefore it doesn't make any sense to queue up use of the
>> extension before you're aware that the extension is there.  It doesn't
>> really matter, but I'd be inclined to leave in the prohibition; it's
>> going to quickly become irrelevant since MODE STREAM is only an issue
>> when dealing with legacy implementations.

> Would it be better if I changed the text to say "SHOULD NOT be
> pipelined"?

That works for me.

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>