@clickhere
original report that prompted this: https://www.404media.co/tumblr-and-wordpress-to-sell-users-data-to-train-ai-tools/ (registration-gated)
derivative report, no gate: https://www.theverge.com/2024/2/27/24084884/tumblr-midjourney-openai-training-data-deal-report

but this has been a pretty wide phenomenon beyond the recent news about Automattic