> Just knowing at all times, without need to look at anything, the directions to mission objective and back to base would be useful. You are not going to get d

> Just knowing at all times, without need to look at anything, the directions to mission objective and back to base would be useful. You are not going to get direction from GPS sadly. You could have it from differential GPS but I can’t imagine a way how to do mount a long fixed baseline comfortably on a vest.