That's... Not true for most of the games he listed. I also listed a bunch of games above that require VR. You're lost.
Ok, so scratch that, you're just an immature child.
Assumption 1 - "Other than Half Life Alyx and Microsoft Flight Simulator" it's lacking "killer apps".
I list a bunch of games more popular than Flight Sim (which you threw into the "killer app" category BTW) in VR and suddenly they don't count?
Assumption 2 - "we can't say VR has gone mainstream yet"
In addition to all the information provided above have a chew on this:
Source:
Meta, Facebook's parent company, had the most popular app in Apple's App Store on Christmas: the Oculus VR app.
www.cnbc.com
The companion app was being downloaded more than tiktok, YouTube, Snapchat, instagram, all the console apps, etc. But yet, you still want to maintain the stance that it's "not mainstream"?
You should be open to allowing your assumptions to be challenged, if not then discussion forums probably aren't the place for you.