Spend it!!
https://www.ebay.com.au/itm/AUSTRAL...h=item41f58aa37a:g:OIoAAOSwDX5cCPEq:rk:9:pf:0
sad thing to see, granted with the market the way it is on specimen notes it would only get $5k or so in uncirculated condition but this is a conditional rarity as specimen notes are not legal tender so they cant be used technically
https://www.ebay.com.au/itm/AUSTRAL...h=item41f58aa37a:g:OIoAAOSwDX5cCPEq:rk:9:pf:0
sad thing to see, granted with the market the way it is on specimen notes it would only get $5k or so in uncirculated condition but this is a conditional rarity as specimen notes are not legal tender so they cant be used technically