How To Cheat In Maya 3D Walk

I've done another walk cycle tutorial. This time from the book 'How To Cheat In Maya 2010'. I didn't like this tutorial as much as the Digital Tutors one. The first thing I Didn't like was to use linear tangents. That made it difficult to examine the walk during the process and left tones of work in the graph editor once the key poses were set. However, I do like the rig. It has much more controls than the other rig and gives much more flexibility.

Here is the animation I've done by following this tutorial: