Have seen clarification in the main Shopback thread that it is post-coupon prices that are used to qualify cashback (https://www.ozbargain.com.au/comment/7667455/redir)
No longer as good a deal as it seemed.
Qualifies for an additional $10 off via Shopback today for total of $465 + $15 delivery (free for eBay Plus).
Isn't the 60 dollars cash back only for $500+?