There will be a need to replace gills with lungs in the process.

FORBES: Can You Use Big Data? The Litmus Test

And not all implants allow several sites to be stimulated at once, so if the technique does work, many people will need to replace their implants to take advantage of it.

ECONOMIST: Cochlear implants

It will replace the social security card and will need to be shown when buying or renting property and to new employers.

BBC: Jersey's new population law due in February