Navigating the world is hard: let your hips do the work. Provides input to the user via an array of haptic devices around your hips.
I used ten small vibrating motors for a musical performance with one performer on a (baby) grand Steinway piano.
Building your own silicone molded vibrator becomes now easier.
Here is a vibration motor installed!
A simple project, making a vibrational sensor module which can be used with microcontroller digitally and brief theory behind op-amps