So Facebook drops billions per year to be palm pilot? What incentive does anyone have in this org to deliver an actual product/customer value? How do we know VR

So Facebook drops billions per year to be palm pilot? What incentive does anyone have in this org to deliver an actual product/customer value? How do we know VR isn’t a bet for the 2030s? If this was a small labs net spending a few million a year… then I’d buy this, but we’re looking at a bet the farm situation.