Where are the other bidders BHP have stopped $80 bil worth of...

Where are the other bidders BHP have stopped $80 bil worth of new investment in Aus you would think that a small amount for SDL say $6 bill would be a great oppertunity to grow its IO side with out the Tax and the Carbon tax this Gouv have put on our miners eg:A gold mine that I know of got hit with a $1.8 million carbon tax bill for one month so they started to lay staff off because they didn't budget for the extra $24 mill in tax every year , and they said it won"t effect us .Cass