Not to mention that this general technique has been around for decades (developed at Stanford), and using an fMRI is the only novel part of this new study: http

Not to mention that this general technique has been around for decades (developed at Stanford), and using an fMRI is the only novel part of this new study: http://www.lucidity.com/SleepAndCognition.html http://www.lucidity.com/SleepAndCognition.html Though using an fMRI like this is pretty cool.