You're already risking your life by making a homemade welding power supply, no need to bother putting on gloves.
3 U Penn students developed the µWave (microwave, get it?), an Arduino based kitchen hack that plays Youtube videos while you wait for noms. Once you set the cooking time the program goes to Youtube and finds a highly-rated video for the exact length. Read more about it at the project's website.
Wish you were riding a horse instead of a bike? Now you can at least make it sound like you are! Put Trotify on the front of your bike, and watch as people turn their heads in disbelief only to be slightly disappointed/mildly amused that a bike was approaching instead of an actual horse. King Arthur totally could have used one of these. Sorry, Patsy.