This is another free rig I have create for blender 2.5 (Alpha 2)
there is a video explanation here:
http://www.vimeo.com/9393966
But it features:
IK/FK sliding
mesh visibility
stretchy feet
bone layers UI
and some other stuff
What a well-reasoned argument! You’ve explained everything so clearly. For those who want to read more about this topic, 메이저사이트 is a good place to start.
Great stuff, thanks for the share.