Instagram appears to be quietly testing locked reels that viewers would have to unlock with a code and a provided hint. The feature is a simple way to increase engagement with the creator’s content, ...

Netflix's hidden genre codes bypass the algorithm entirely and drop you straight into whatever category you're actually in the mood for.

Netflix’s secret codes unlock hidden categories and curated collections beyond its homepage. Just enter netflix.com/browse/genre/[code] in a browser to access ...