...you need to hold your digit on an icon for a little longer - long enough to feel a physical jolt that says you've entered that keypress. This is important for those who may have difficulty with movement in their hands. A normal smartphone may be difficult to use by users with less control over...

It's unlikely to be a huge seller, but it's definitely a device we can see being used and loved by older people who want a fully featured phone that's made specifically for them.