Comment by barbazoo

And now go do that in another region. Bam, savings gone. /s

What I mean is that I'm assuming the math here works because the primary purpose of the hardware is training models. You don't need 6 or 7 nines for that is what I'm imagining. But when you have customers across geography that use your app hosted on those servers pretty much 24/7 then you can't afford much downtime.