Spectacular Splendid Singapore (SSS2) /quote

Perhaps given your experiences of the security check the referral should have been to Seriouslyt Spectacular Splendid Singapore (SSSS)

It would appear that one's reception at Perth International depends greatly on the time of day (and the competing airline departures). The delays certainly cannot be because of the many and varied departures that populate QF's schedule

YMMV

WF