I've seen similar feedback from within the community in the past and certainly agree that every stutter is unique and that "your mileage may vary". For me it took 3 - 6 months of regular practice before I started to see a big difference. I'd strongly suggest giving the following a read before forming an opinion on this therapeutic approach: [http://isad.isastutter.org/isad-2013/papers-presented-by-2013/dismantling-the-brick-wall-of-stuttering/](http://isad.isastutter.org/isad-2013/papers-presented-by-2013/dismantling-the-brick-wall-of-stuttering/).