Social media is already a lot like a globally shared dream experience. Apart from the clunky screen-poking interfaces we use to experience to it, the biggest problem is that we have to expend our waking hours on it.
If someone ever comes up with a way of allowing us to browse and post to social media services in our sleep, that will be really revolutionary.
yeah! Using the sleep hours for things like these could free up the waking hours to do something productive.