Interesting vid showing some "stepping" techniques used in Muay Thai.

http://www.youtube.com/watch?v=mtYB8fE6rCM

A friend of mine that did Kung Fu used to do something similar in sparring occasionally.
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"In case you ever wondered what it's like to be knocked out, it's like waking up from a nightmare only to discover it wasn't a dream." -Forrest Griffin