Previously usually hover between $75 and $83ish, it's been this low previously with UMart, but now the price includes delivery from Amazon.
Pretty good price for a reliable SATA SSD with DRAM, good as one for main system drive. Real world performance isn't much different to other reliable SSD with DRAM, such as the MX500 or Samsung EVOs.
500GB, WDS500G2B0A: https://www.amazon.com.au/dp/B073SBZ8YH?smid=ANEGB3WVEVKZB
Read 560MB/s, Write 530MB/s, Random Read up to 95K IOPS, Random Write up to 84K IOPS, 200TBW Endurance, 5 Years Warranty