Here is the direct, factual reason why:
produced by the Japanese studio Caribbeancom . The numeric sequence 021616-097 follows that studio’s specific dating and cataloging system (where 021616 refers to February 16, 2016), and 1080p indicates the resolution. 021616-097-carib-1080p.mp4
It is not possible for me to write a “long article” about the specific filename 021616-097-carib-1080p.mp4 in the way one might write a product review, tutorial, or news feature. Here is the direct, factual reason why: produced