Designer Liu Yi claims his Toe Mouse is to help those with upper limb disabilities enjoy an internet-rich existence, but I’ll be damned if I’m not the first person to have pondered a foot-controlled mouse’s many other applications for those who simply have, er… idle hands. Oh, come on, you’re all thinking it. We’re all adults here. The internet is sometimes an interactive experience. Sometimes, you need your hands. The Toe Mouse is perfect for those times. I speak, of course, of those times you have an absolutely insatiable urge to make a sandwich at your desk. What’d you think I…