pinch braids vs open ended

http://www.hairalchemy.com/tutorial/index.html

here's a tutorial.

Good Luck

Hey there, just needed a quick explanation of the difference between the two. In googling pinch braids and how to, I can't find a description, just saw that the hair is connected with a mini braid and thread, but I thought that sounded just like open ended too....anyway, just curious :)