February 15 – Notifications begin and the frequency increases as it gets closer to the March 1st.
March 1 – Time bomb. The system reboots every two hours (or blue-screens depending on the system failure settings in Startup and recovery options).
June 1 – License expires. The system goes into Notification State.
For more information, see Windows Blog for the first blog post that outlines all the milestones, experience, and benefits of moving to RTM.
Bruce D. Kyle
ISV Architect Evangelist | Microsoft Corporation