Sure I have a cell-phone, so I don't have to remember everyone's number anymore, but that really wasn't a core part of my brain.
Never, never rest contented with any circle of ideas, but always be certain that a wider one is still possible.
You learn to rely on a few basic movements and use your voice to the greatest extent possible to convey your emotions. So there was a technical challenge there and a responsibility to create a character from behind the mask.