Linda Nagata's excellent trilogy 'The Red's is predicated in large part on this sort of brain-computer interface, with the caveat that the particles are also ca

Linda Nagata's excellent trilogy 'The Red's is predicated in large part on this sort of brain-computer interface, with the caveat that the particles are also capable of manipulating your brain activity (primarily to keep soldiers from getting, or suffering from, PTSD), except that these interfaces get hacked and hijinks ensue.