Here is a way to use the corner in a living room to mount the Xbox 360 Kinect Sensor
Step 1: Buy a 3M Command Corner Shelf
Buy a 3M Command Corner Shelf usually used in the Bathroom.
Step 2: Follow Instructions on the Back of the Box
Step 3: Put Kinect Sensor on the Corner Shelf
Step 4: Use the Kinect Tuner
Enjoy your new Kinect setup.