Ou, Jiayi
Sun, Caixia
Zhang, Liwei
Funding for this research was provided by:
The Humanities and Social Sciences Project of Universities in Anhui Province (2025AHGXSK30314)
Article History
Received: 19 January 2026
Accepted: 14 May 2026
First Online: 19 May 2026
Declarations
Competing interests: The authors declare no competing interests.
Ethics approval and consent to participate: This study analyzed only publicly available videos retrieved through the open search functions of the platforms. No private or restricted content was accessed. Because the study involved the analysis of publicly accessible material without interaction with human participants or collection of personal data, formal ethical approval was not required. To minimize privacy risks, usernames and other personal identifiers were not recorded or reported, and no identifiable images were reproduced in the manuscript. The study procedures were conducted with consideration of the platforms’ publicly available terms of service.