This E Ink tablet is a cute way to manage meetings

Working in a crowded office quickly teaches you the value of an open meeting room, but dealing with meeting room schedules will always and likely forever be a hassle. So a company called Joan is trying to make it at least a little bit simpler. It's making 6-inch E Ink tablets that you can mount on the front of meeting rooms to display whether they're open or booked, and then allow people to come up and schedule a new meeting in a free block. The device also syncs over Wi-Fi with online calendars...