"the writing is on the wall" -
"just raise $1B to expand"
...
Perhaps. Or, maybe, "leaning left" by the standards of Zuck et al. is more in alignment with the global population. It's a simpler explanation.
2. The price of the shares in private markets has been steadily inclining, so I think there is demand.
On the other, Nvidia is worth 3trn so they can sell a pretty good dream of what success looks like to investors.
Personally I would expect them to get a valuation well about the 4bln from the 2021 round, despite the financials not coming close to justifying it.
The more concerning thing is just not having diversity of revenue, since most of it comes from G42.