The taste of peppermint was changed to a vertical cool smooth 3D object so there is a relative truth to sensory changes. Hearing Beethoven's 9th with new 'ears'/brains is quite an experience. Turning Pink Floyd into a visual experience is daunting and alien. A tasty burger may change to a feeling of savory pointedness that can be enjoyed by their total pointedness. Of course every tranmission area and person is different.

Meta virtual reality is thirsty for a new unique immersive experience.
Most likely Facebook's Zuckerberg will steal this tech like Bill stole his original OS.

I do wonder about potential dangers among borderline psychotics.
This device may be lumped in with direct brain stimulation but there are distinct and fundamental differences.