re: suspicious ansearch top 100 - comforting reply chimi good work clearing that up. i now have comfort that they dont have goons working down there and they are happy to admit things aren't perfect...yet.
by the way there was a big water conference down in melbourne last week with guys from brisbane water there.
check out http://www.australianwatersummit.com.au/day2.html .
These guys would have great insights into the TerraSan technology.