Consumer brain wave headsets threaten privacy Hacker News By: maxall4 8 November 2026 at 02:02 Article URL: https://www.science.org/content/article/wearable-device-makers-are-harvesting-brain-data-train-ai-without-telling-users?referrer=https%3A%2F%2Fwww.google.com%2F Comments URL: https://news.ycombinator.com/item?id=50409856 Points: 13 # Comments: 3