well, you must... it's like roaring, but more still, takes a bit of practise, i have only started to be able to get a note sometimes after a few sessions

but it sounds amazing so yeah... i'm probably more likely to master the kaval than throat singing, and it's really hard to get yoru embochure right for kaval, end blown flute... i noticed that Altai Kai the girl playing that really long flute with the fluting on one side and the hole through the middle of it, i never saw this instrument before