By Jim Webster  So, the Waratahs are having scrummaging problems. There are lots of cauliflower ears they could whisper into for advice on how to fix it. After all, it eventually comes down to those mammoths with numbers 1, 2 and 3 on their jerseys who cause the problems, or suffer as a result. Also, books are even available on the subject… Yes, thousands of words have even been written on how to bend over as if you’ve dropped something, immediately lock horns with another beauty, wait for a few seconds till the ref mumbles a few words and then shove till you can hear your little heart pounding wildly. One of the best I’ve taken to reading was The Art of Scrummaging by Enrique TOPO Rodriguez, who was among the best – if not the best – during my time of writing about rugby for The Sydney Morning Herald. This Argentinian legend, who was to become the backbone of the Wallabies’ front row, was immovable in the front-row. But don’t believe me; ask any of his opponents, es