Antistone has conducted an experiment to see what its like to play a TD from the other point of view (i.e. the creep runners). Check it out:
http://www.battle.net/forums/war3/thread.aspx?fn=war3-maps&t=146449&p=1#post146449
http://www.battle.net/forums/war3/thread.aspx?fn=war3-maps&t=146449&p=1#post146449


