Many thanks to SWLing Post contributors, Richard Langley and Robert Gulley, who shares this news item from the BBC:
Morse code shoes send toe tapping texts at MWC 2018
A pair of smart shoes has been created to let industrial workers keep in touch via toe-typed coded messages.
The footwear was inspired by Morse code, but made possible by the latest communication technologies.
BBC technology correspondent Rory Cellan-Jones meets the firm responsible at the Mobile World Congress in Barcelona.