Big S-ATA300 hard drives are dropping in price.  CompUSA has the Western
Digital Caviar SE 500GB 7200RPM 16mb buffer one, in full retail packaging, for just $159.99 after $40 mail
in rebate (expiring 10/14/06), with FREE shipping. 

WESTERN DIGITAL WD5000KSRTL CAVIAR SE16 500GB SATA HARD DRIVE REBATE DEAL