"After weeks of speculation Elon Musk finally reveals 'The D', along with autopilot capabilities for Model S."
Here's the official Tesla Motors video from last night's event, focusing on the Tesla Model S P85D and Tesla autopilot features.
Tesla CEO Elon Musk speaks for over 13 minutes, highlighting the P85D and the advanced autopilot features fitted to today's Model S.
For some added reaction to the new performance on the P85D from the "after show" rides (hat tip to James):
Tesla Model S P85D Panorama
Robotic Arm Brings In P85D
Autopilot Functionality Now On Model S