Wikipedia

Negative space, in art, is the space around and between the subject of an image. Negative space may be most evident when the space around a subject, not the subject itself, forms an interesting or artistically relevant shape, and such space occasionally is used to artistic effect as the “real” subject of an image.

Personally

Personally, I have never been good with negative space. I remember learning about it but being unable to use it meaningfully in my creative work.

I think specifically about rapping, and how I did the whole white boy machine gun syllables lyrical miracle cheerios thing.

Falling Out

I think negative space across most disciplines, but particularly in music is falling out of favor because of:

Examples

Nosaj Thing - Voices