"the first prototype of what he calls 'the mind-brain computer interface.' It's a sensor in his phone that can compute brain waves and then send them via bluetooth back into the phone to dial numbers."
Read that twice, did I accidentally sleep through the singularity?
You could do something very low-tech that would perhaps feel similar: Use some cheap electrodes to pick up slight muscle contractions on some part of your body. Then train yourself and your computer for some kind of coding system.