One of the most difficult things about attempting to develop for Oculus headsets is that Facebook simply *cannot stick to a single strategy for any length of time*. Not just headsets but entire *product categories* (the Go, and then the Pro) have been discontinued after only a single year. A VR game of the quality you see on Oculus's official store takes several years to complete and by the time you do Facebook's focus, and product lineup, can look totally different. https://mixed-news.com/en/meta-quest-pro-canceled/
On an mostly-unrelated note, a data point for whether "Meta" is a defensible trademark: If you contact Procter & Gamble about their "Metamucil" line of products, it turns out this is the name that the entity that responds identifies with