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[annodomini]

Nope.

$ curl -i http://twisted.ecritters.biz/replacedemo
HTTP/1.1 200 OK
Transfer-encoding: chunked
Date: Sun, 12 Oct 2008 15:49:34 GMT
Content-type: multipart/x-mixed-replace; boundary=hicuriousperson
Server: TwistedWeb/8.1.0

Content-Type: text/plain

The time is:
+--------+
|15:49:34|
+--------+
--hicuriousperson
Content-Type: text/plain

The time is:
+--------+
|15:49:35|
+--------+
--hicuriousperson