Hemlo. Am AI "expert."
It takes around 307.2 Wh to generate 8 seconds of AI video.
(8 seconds × 24.0 fps × 12 seconds/frame × 480W combined TPU load ÷ 3,600)
70,000 prompts is 21.5 Megawatt-Hours.
They are very likely not saving any money or time by doing this.

