How would you like a robot to deliver your orders the next time you stay at a hotel? Well, the technology exists, and there are already several hotels that actually use this technology to better their room service and surprise their guests. At the Grand Hotel in Sunnyvale, CA, snacks are delivered by a cute, little autonomous robot made by a startup called Savioke. These cool robot butlers are efficient, friendly, polite and don’t make unnecessary conversation. But the best part is that you won’t even have to tip them. Here’s one of these delivery robots in action.