Photoshop.com’s SSL site is running lighttpd

I was just over at Adobe’s Photoshop Express test drive site, and I noticed that they are running the yet to be released lighttpd/1.5.0 :
[kevdev]$ curl -I https://www.photoshop.com/express/index.html?bypass&wf=testdrive
[kevdev]$ HTTP/1.1 200 OK
x-ozzy-version: 1.1.7275 (built from production branch)
Content-Type: text/html
ETag: "408377048"
Accept-Ranges: bytes
Last-Modified: Wed, 26 Mar 2008 05:43:52 GMT
Date: Thu, 03 Apr 2008 02:24:26 GMT
Server: lighttpd/1.5.0
Content-Length: 11747
[kevdev]$