It most likely refers to a training or educational video from the LSM Webcast Video Training series. The prefix "Lsm13" often indicates a specific lesson or year (e.g., training from 2013), while "04 01" typically denotes the chapter and lesson number.
If the file won't open, it may be a partial export or a proprietary format that requires specific software like LSM Connect . Lsm13 04 01 mp4
In professional sports broadcasting, LSM (Live Slow Motion) systems like the EVS LSM-VIA are used to create replay clips. A file named this way could be a specific clip exported from such a system during a live event. It most likely refers to a training or
Because these files are usually proprietary or specific to a narrow field, reviews are often focused on the technical delivery rather than the "content" as entertainment: In professional sports broadcasting, LSM (Live Slow Motion)