Demos are supposed to give you a taste of what's to come. There's demos that work like when you sneak a finger on a cake and lick the chantilly.
MVCI demo is like a fart preceding the shit.
Best bet to get ahead of the PR mess would be probably to release the VS Demo from E3 so people can really crack into the gameplay. Get the buzz going for casuals prior to release
Zero footage, please. Been a Zero main since X4