Designer comment:

https://johnathankvdj950.wpsuo.com/why-photoshop-s-subject-select-kept-missing-parts-a-2021-case-study-of-how-one-studio-fixed-it

Designer comment: “Between you and me, I used to swear by Photoshop’s manual lasso tool for background removal, but honestly, it’s a massive time sink for batch projects. Recently switched to remove