Hacker News Reader

The interface is very friendly -- it's so simple that I find it compelling to use. A button press doesn't take any time out of my day or any data I wouldn't want to share. (Hopefully there are no strings attached e.g. video monitoring.)

When they started appearing near my local pharmacy, it was placed next to a stand of toys with giant cute eyes, which drew my attention to the "matching" happy face. Nice job on strategic placement, I thought.

View on HN

Reading the article, yes, you're leaving more information than you think (but maybe not more than you're willing to share).

Video monitoring is mentioned in the article together with timestamping. A store had a "customer satisfaction" problem in the morning, so together with video footage, they could determine there was slow-starting employee who was at fault.

> One client discovered that customer satisfaction in a particular store plummeted at ten o’clock every morning. Video from a closed-circuit security camera revealed that the drop was caused by an employee who began work at that hour and took a long time to get going. She was retrained, and the frowns went away.

Reply on news.ycombinator.com