Didn't go well for South America in the 60s and 70s but perhaps, as economists are prone to saying, "this time will be different".
I'm not saying "this time will be different". I'm saying this is business as usual.
Zuckerberg lost $30bn or more trying to create a VR amusement park. Scale that up to $500bn and see how much waste and dead-weight losses are created.
2. There is no commitment to spend in a single year
3. There is no actual contractual commit here, this is a press release (i.e. Marketing)
4. There is not actually a $500B pile of gold being spent. This is more of a "this is how big we think this industry will be and how much we may spend to get exposure to that industry"
[1] https://pages.stern.nyu.edu/~adamodar/New_Home_Page/datafile...