Plus, why designers say the trend is here to stay.

Jourdan Fairchild on Instagram: "Meet our latest—and dare I say greatest—design project to date: a wall of custom arched bookshelves with stained wood interiors and vintage Italian lighting.✨ What started from my sketch on paper in May of last year, my husband Andrew drew directly on the wall with a pencil and then weekend by weekend over 10(!) months built into the grandest focal point in our living room. And he really, truly outdid himself with the level of detail at every seam. I’m…