How does it compare to boost.fiber (http://www.boost.org/doc/libs/1_62_0/libs/fiber/doc/html/index.html http://www.boost.org/doc/libs/1_62_0/libs/fiber/doc/html

How does it compare to boost.fiber (http://www.boost.org/doc/libs/1_62_0/libs/fiber/doc/html/index.html http://www.boost.org/doc/libs/1_62_0/libs/fiber/doc/html/ind...)?