Swarovski is officially hip, and crystal chandeliers are not just your grandma's lighting anymore. well, they've been hip....for the past few years, they've been commissioning the coolest designers in fashion and furniture. but this year, they really did it with Ron Arad's interactive chandelier where anyone can send a message via their cell phone and see it trickle down the spiraling crystal ribbon. see some videos of it from the Milan Furniture Fair, where it was revealed. [via and via]