In the digital world, swathes of young people barely use cursive script, let alone a signature, argues Brett King, chief executive of mobile app-based debit account Moven. There are far more secure ways the prevent fraud. Therefore it's time to move on, he believes.

"The signature is an artefact we don't need any more," says King. "It's a hold-over from many years ago. I think there will be a natural evolution where the signature dies a slow death."