Exactly. No one knows! The point is that there are many unknown variables but yet the company estimates the future outcome based on many variables.

Personally I think it's a kind of extrapolation based on new processes. It's more PR than math.

The aim of the message is to say that AI can help wider society

literally nothing, that was the point. There is no way you make such a weirdly specific claim about an indeterminate process without cooking up some invented metric. It's like saying "ChatGPT accelerated my next promotion by 24.378 days, this is a totally scientific number, I swear"