this is a ridicolously simple and old concept but somewhy wallmakers only picked it up now.
you can do it too, its even lesser sort of """artwork""" then what fractals were once.
get/make geometric forms, pick a pic you like, copy parts of it, invert it, or make various overlays, paste parts of other images using similar technique, play with layers etc.
beautiful metaphor for our rehash culture where only a few actually contributes and others just use their work.