Also, tpms units can also catch out of round tires and other imperfections. Often times out of round tires or ones with tread separation can cause blow outs.
Majority of drivers out there aren't mechanical geniuses like you. If a sensor will get a mother with a child to have her tires looked for her safety and the public... great!
If you dislike them so much, rip them out of your wheels and break the bulb behind your dash.