My daughter is in Beauty and the Beast this spring. So I thought it’d be a good opportunity to test my Internet of Things (IoT) skills using Arduino, Bluetooth and iOS, and build a remote-controlled Enchanted Rose prop which has variable-color lighting and can drop petals on cue. So I contacted the director, volunteered to make the prop, and she was all for it. A variant on this would be to use, say, a Raspberry Pi…