Currently Being ModeratedMay 4, 2012 7:15 AM (in response to Pure_Jacob)
Shipped simply means the iPad could be anywhere from departures from assembly plant all the way to "out for delivery".
Call the Online Store hotline's after-sales team. They'll be able to tell you the courier and approximate delivery dates.
To get the hotline of your local online store, go to the Apple Store site, click help "how can I contact Apple".