Ace Combat Fan has arrived in Seattle, Washington for PAX West. His gameplay checklist has been assembled and is available for view in this blog post and on his Twitter post about the subject. Though the Lighthouse public relations correspondent will focus on checking the items listed, you can be sure that any other information he gathers on the demo or the full game itself will be reported by him as well.
Ace Combat 7 Demo at PAX - Checklist of Things To Do
If Bandai is manning the booth, ask about:
If demo features VR mission
The announcement and development blog for Project: Lighthouse.