Upda
ted [10:50 AM CDT]: As of 10:50 AM CDT (8:50 AM PDT), there are no announced plans for a Webcast of the keynote speech. There is a satellite broadcast scheduled, but that is a limited event according to the Holy Mac! Web site.
The long awaited and much hyped World Wide Developer's Conference for Apple begins today with a Steve Jobs' keynote
Check It Out: Steve Jobs WWDC Keynote Today