the one drawback is that it uses more energy than most apps on the mbp ( especially word , not so much with excel or ppt ) , so i ' ve been using google docs / drive in safari ( chrome is also an energy hog ) if i ' m away from a power source and the task is light enough .####[['apps', 'SOFTWARE#OPERATION_PERFORMANCE', 'negative'], ['google docs / drive', 'SOFTWARE#GENERAL', 'neutral'], ['chrome', 'SOFTWARE#OPERATION_PERFORMANCE', 'negative']]