: Models analyze deep features such as facial textural details , eye blinking, and spatiotemporal inconsistencies to detect manipulated videos [18, 20].

We have all seen the cycle:

This paper takes a more critical view, discussing how popular media (like films and music) is often seen as "de-authenticated" because it is mass-produced for profit. It provides a theoretical look at what makes media "authentic" versus "inauthentic". Popular Media as Entertainment-Education - Diva-portal.org

Furthermore, brands producing their own entertainment—podcasts, YouTube series, TikTok skits—must verify their own assets. In the rush to produce "authentic" content, many brands have been caught using stock footage without a license or music that isn't cleared. Verification is not just about truth; it is about liability.

: Global popular media is becoming increasingly international, with South Korean television, music, and film gaining worldwide dominance.

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