Wyemun does it again. Over the weekend, he coded out a new game called Thumbfu for Android platform. The premise is simple: use your thumbs and tap on the screen to prevent the dark ninjas from touching you. Once the rage bar fills up, consecutive thumb attacks can be launched on the next unsuspecting dark ninjas. There are some achievements to be claimed as well, but frankly who cares as long as you kick some ass with your thumbs? Mindless …