/technologies/robotics/b/blog/posts/third-thumb-a-useful-tool-for-increased-functionality-and-dexterity(Image credit Dani Clode) Having an extra limb can come in handy, even if it’s just an extra digit- in this case, another thumb. Think of all the extra words you could type per-minute, playing complex chords on a guitar or finally being able to...en-USTelligent Community 12