DAR ES SALAAM, June 15 -- YOU attend a concert on a Saturday night. At the entrance, your ticket is scanned. Inside, photographers move through the crowd capturing memorable moments.

Influencers record content for TikTok and Instagram. Security cameras quietly monitor activity around the venue.

By the end of the night, you leave with nothing more than good memories, a few photographs and perhaps a sore voice from singing along to your favourite songs. Or so you think.

By the next morning, your image may already be circulating online. You could appear in a promotional video posted by the event organiser.

A photographer may have uploaded your photograph to a public gallery. An influencers content featuring you may have attracted thousan...