Yeah, after I wrote this out - I found out that someone found the original VFX element that was used on Reddit - this was used for the portal effect at the end - https://www.reddit.com/r/UFOs/comments/15vizx1/the_plane_video_has_vfx_elements_used_for_the/

I tried to update on Hive - but the picture updates kept failing for some reason - I posted a video of the effect here: https://dailyrabbithole.substack.com/p/why-was-a-drone-following-mh370-in

It pretty much matches like a glove lol

Thanks!