Not everyone has one of NeuroSky's MindSet brainwave interface headsets lying around, but in the off chance you do -- and you've got an N97 handy -- this could finally be your ticket to a sharper wit, improved hand-eye coordination, better-smelling breath, and frankly, a whole new you. Forum Nokia regular Paul Coulton has recently thrown together the appropriately-titled Brain Maze for Nokia's flagship S60 5th Edition set, reinterpreting the staple Labyrinth game for accelerometer-equipped handsets by adding in checkpoints controlled by the MindSet's input -- in other words, you've got to (gulp) think to advance through the