I have put up Release Candidate 2.5 for x86_64.  Changes include recent 
errata , kernel, Helixplayer and xloadimage.  

We expect to release SL 4.0 for x86_64 tomorrow April 21, 2005.

ftp://ftp.scientificlinux.org/linux/scientific/40/x86_64
ftp://ftp.scientificlinux.org/linux/scientific/40/iso/x86_64


-Connie  Sieh