If you don't want surgery, have you tried this video?

I know I'm a big proponent of surgery, but recently I was pointed to this video: https://www.youtube.com/watch?v=8UoJ-34Ssa0

With the how to do it explained on: https://www.youtube.com/watch?v=NE4DjgNhOMs

I see a lot of people having problem with their voice. Have you tried that? (there are some tips I find interesting)