ThinkSecret reports that the next major Mac OS X upgrade will be named "Panther".
This is reportedly a change from an eWeek article in which it was called Pinot.
Thinksecret also confirms a report of a minor 10.2 update coming in the next few weeks, as originally reported by Spymac
Meanwhile, Apple released a final security update for Mac OS X 10.1 today... found in your software update. This update does not affect Jaguar 10.2.