Given the date-stamped nature of the filename, it is most likely:
: A standard digital multimedia container format used for storing video and audio. Likely Origins Beeflo 181022.mp4
: "Beeflo" is used as a username on platforms like Medium and Postcrossing. Given the date-stamped nature of the filename, it
Providing more context about where you saw this title would help in identifying the exact content. Beeflo 181022.mp4