• NY opened near 0.6340 after 0.6226 traded in Asia, rally extended early

• US yields extended their slide to weigh down the US$

• Downbeat March ISM non-mfg PMI added weight on the US$; AUD/USD hit 0.6389

• Sellers emerged as yields & US$ firmed and stocks & copper traded down

• AUD/USD neared 0.6335 late, pair traded up +0.59% in NY's afternoon

• Techs lean bullish; RSIs rising & pair above daily cloud, 10-, 21- & 55-DMAs

• Remarks from Fed's Powell, March US payroll report are key risks Friday
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(Christopher Romano is a Reuters market analyst. The views expressed are his own)