Even Zuckerberg acknowledges that it is about money in the linked article:
"Fundamentally, we’re making all these changes for two reasons: our revenue outlook is lower than we expected at the beginning of this year, and we want to make sure we’re operating efficiently across both Family of Apps and Reality Labs. "
"Fundamentally, we’re making all these changes for two reasons: our revenue outlook is lower than we expected at the beginning of this year, and we want to make sure we’re operating efficiently across both Family of Apps and Reality Labs. "