Photo of a USB stick labelled Porn Detection Stick.
https://files.mastodon.social/media_attachments/files/113/986/915/973/822/150/original/2356ba429cca8673.jpg
Not only was this a real product, you can still get it today. It's used for finding and deleting porn on PCs.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.