No, there’s no deadline. You can register online at anytime to join live sessions in-progress or watch the on-demand programming.
Yes, most sessions will be made available for you to access on-demand immediately following the initial live broadcast, and remain available for a period of 30-days. There may be a few exceptions from time-to-time based on the speaker’s willingness to archive their content.
NOTE: You must be registered for the event to access both the live and on-demand content.