It clearly does not look like a smaller Cybertruck though. You're just wrong there.
It could hover up through a large elevator shaft into a spot as well. That way no one gets annoyed by the sight and sound from the street. I wonder how nimble it is in the air.
It's a backpack company presenting the engineering of a jetpack to promote the sales of a premium backpack with the same name.
I mean, it's fun but useless? It's like those semi trucks with a jet engine on them. It looks awesome but it's utterly useless.
If this is for entertainment, sure. But they're trying to sell you something here.
And, speculation by Chris Norland YouTuber is the Roadster being fitted with literal rocket boosters is a portion of an argument to help justify SpaceX financially helping Tesla.