I started using it when I found the method shared by Frivole in Flickr:
(please refer also to this page for an update: http://leblogdefrivole.blogspot.com/p/techniques-videos-and-pictorials.html)
Then, because I'm always afraid that ends will disassemble, I block the SSSCh with the ball thread, but I pull only the core thread and leave a long tail to the ball thread because I sew it later with a needle.
I needed 3 beads to complete the chain:
Coming next: a worrisome oversight.
( http://japanese-phrases.sakura.ne.jp/page04j.html )