Taxi_run01_1621685338467966977(368p).mp4

: An export from an integrated IP video management system, such as UniFi Video or similar enterprise surveillance tools, which often append high-precision timestamps to filenames for forensic accuracy. Technical Context of 368p

The components of the filename suggest a highly specific data logging format: Taxi_Run01_1621685338467966977(368P).mp4

Given the timestamp and naming convention, this file is most likely: : An export from an integrated IP video