We haven’t discovered the source of the underlying video although the film grain/scratch overlay has been identified as well as the font used for the text overlay. Both of those things are modern creations and obviously added digitally.
The video is interesting though. It’s quite complex with many set pieces and models. I think it’s unlikely a single person created it digitally in 2010 but that remains a possibility. Some combination of live action with CG and puppets may be more likely. What I find interesting is that the creator went to all the work to make the underlying video but then slapped a stock overlay on it. Film grain overlays are easy to make ... Read even more