Muscles generate a tiny electrical potential when they receive signal from our brain. This can be used for multiple applications like robot control, exoskeletons, prosthetics, etc.
Precise control of motor and heater are extremely important in laboratory while doing sensitive research.
Tracking health and heat cycle of livestock is very important for farmers. This device give them enough insights to act faster.
Human's curiosity can be social engineered to make them do things involuntarily. Human Interface Device (HID) attacks are one of the most dangerous attacks that leverage this human trait.