My slave has pledged to serve me for the rest of his life, doing whatever I ask, and today he has a very important job to do. The ceiling light needs to be replaced, and he boasted beforehand that it would be a piece of cake for him. But he’s in for a surprise. Performing such an installation can be very time-consuming and even painful! When I’m holding a cane in my hands and driving him to work, it can sometimes take nearly an hour! (Extended Version)