I recommend updating the person that defined the task you are working on of your current status and the sub-tasks that you are working on. They will value any i

I recommend updating the person that defined the task you are working on of your current status and the sub-tasks that you are working on. They will value any information you provide and may also provide you insight to accomplishing some of the sub-tasks (the key is under the doormat, make a copy). They will also probably value hearing about your thoughts and discussing potential alternatives, and if they are not then that is important to find out as soon as possible.