When Loo Vincent of NZ criticized the aussies for their on-field sledging, he called Vincent a cockroach...Now isn't that racial abuse??
If Harbhajan calling Symonds a monkey anmounts to racial abuse, calling someone a cockroach also amounts to racial abuse...
Coming back to Hayden, i think he is just putting on this arrogant demeanor to mask the uncertainty that plagues the Aussie team...
The Aussies probably feel that India are on level terms with them and thus want to play some mind games to unsettle India...
The professional Indian cricketers should ignore all these threats and do what they do best...playing good hard aggressive cricket with commitment and focus....the results will take care of themselves...