OSCON 2005 - What? 

• 1997 TPC1 - The Perl Conference
• ...
• 1999 OSCON - TPC3 + Linux, Apache, Tcl/Tk, Python, Sendmail
• 2000 OSCON - all the above + Damian Conway
• ...
• 2005 OSCON - all the above + Java, PHP, Ruby, Databases, Security, Emerging Topics, Business track