Backblaze's SSD bathtub curve shows higher failure rates < 6mo and > 3yr, with a sweet spot around 1.5yr where the failure rate is 4-5 times lower. - https://regmedia.co.uk/2023/09/26/bathtub.jpg

The HDD afr is under 2% for the first 3.5 years. Due to factory testing, 'the bathtub now has no left side, which makes it hard to take a bath'. https://i.gzn.jp/img/2021/12/21/black-blaze-how-long-disk-dr...