There was a great study from a decade ago that showed that baseball cards held by lighter skinned hands outsold cards held by darker skinned individuals on eBay.

An algorithm designed today with the goal of helping users pick the most profitable product photo would probably steer people towards using caucasian models, and because eBay's cut is a percentage, they would be incentivized to use it.

Studies show that conservatives tend to respond more positively to sponsored content. If this is true, algorithm-driven ad-sponsored social sites will tend towards conservative content.

https://onlinelibrary.wiley.com/doi/abs/10.1111/1756-2171.12...

https://www.tandfonline.com/doi/full/10.1080/00913367.2024.2...