US Patent 7984440 Interactive audio task system with interrupt recovery and confirmations

Embodiments of the present invention improve interactive audio task execution in mobile systems such as vehicles, for example. In one embodiment, task interrupt handling is provided to allow user's to resume task execution at or near the point in the task where the interrupt occurred. In one embodiment, a user's confidence that secondary tasks are being performed accurately is improved by providing confirmation and help for users to be more accurate on their secondary tasks. Accordingly, users can increase their confidence and trust in the system and focus more attention on primary tasks, such as driving a vehicle. Some embodiments of the invention further provide for more comprehensive confirmation following an interruption.