Remote Technologies which can be attuned to brainwaves will pose serious disadvantages to adults and real advantages to children. What I mean when I say this, is that brains do effectively model their external environment, but the degree to which this is possible is limited by aging. Children growing up with these technologies will develop nuero-networks which are more intricate than what could be possible for the adult brain to build. This is the reason language-acquisition can only occur from the ages of 2-10.
What makes you think I know what I want to do with a computer until several attempts later?
This technique is in a more advanced stage than is apparent from the article: there already are people that control their wheelchairs through prototypes of this kind of technique. Unfortunately, I fail to relocate links that back me up on that assertion.
So couch potatoes don't need to ever get up again. Combine that with the intelligent fridge that gets pizza automatically and you have a recipe for disaster.