It's not so much offloading the complexity to the user, but offering a way to create your own experience in an intuitive way. You can set defaults in a sensible

It's not so much offloading the complexity to the user, but offering a way to create your own experience in an intuitive way. You can set defaults in a sensible way in which many non-power users could just get used to, and at the same time offer intuitive ways to hide and rearrange so that power users can easily make something that is highly personalized. There's already some of this going on, like checkboxes that allow you to hide future messages, or configuring hotkeys.