Several things you should have in mind is that you'll need a lot of patience, discipline and strong will to repeat every lesson several times until you overcome it. Circular breathing is just peace of cake with this didgeridoo guru.
Don't take me wrong here, I don't underestimate anyone, I am just giving my personal opinion based on my own experience. If you don't find this useful, you can turn your back around and find some other way, don't forget to share it with us.
Thank you Markus.
Thank you Markus.