Movies - same thing, also not worth the headset price.
Remote Meetings - why do I want to wear a headset that stops a video of me being recorded? The presentation they had exactly showed that people who didn't wear the headset had video of them and people wearing the headset just had an avatar card. It was the opposite of helpful. This headset makes remote meetings worse.
Porn - its an apple device - any porn will just be web based because otherwise apple won't allow it.
None of these use cases are $3500 compelling. There's no target market, and no compelling use case. It's a brand new helicopter skidoo hybrid and as impressive as it sounds its not clear why it exists yet.