If the history of smartphones has taught us anything, its that screens will always get bigger. Stephen Colbert knows it too, and while talking about the Apple Watch on his show last night, he showed off an early depiction of what might come next: the Wrist Pad. We may not have something quite so monstrous just yet, but for now the Apple Watch already accomplishes plenty. As Colbert puts it: Its finally cool to wear a calculator watch.