Preemadonna Turns Your Smartphone Into A Nail Salon

 Preemadonna just unveiled the Lacey Nailbot, a nail decorating robot, at TechCrunch Disrupt SF 2015. The Lacey, which will retail for $199, uses your smartphone’s back camera and prints full color art on nails in just a few seconds. The only thing you have to do before putting your finger under the Nailbot is prime your nail with white polish. The Nailbot uses inkjet, and…