Tiny glowing dots have been the modus operandi for electronic displays since the TV was first invented. But at a Forever 21 store in New York, you’ll find a giant screen that swaps pixels for spools of colored thread that quickly align to display low-res images.
Giant model steps over Times Square crowd, snaps Polaroid, shows close-up, leaves. Repeat. Nice little augmented reality billboard cycle you've got there, Forever 21. Oh! Except for when she picks someone up and waves them around. That part's different.