That's wishful thinking, I know, but would love a breakdown of those metrics into what actually goes into AI inference, training versus just TikTok / YouTube streaming, or just a Google search...To have some perspective. My hypothesis that prolonged video streaming might contribute similarly to AI usage? (But CDN etc might make that tricky to calculate...)

It's not terrible at all. It's dwarfed by common municipal demands, let alone industry or agriculture. It's an amount of water that's basically not worth talking about.