Steer-by-wire systems replace traditional mechanical steering mechanisms that include racks and pinions with electronically controlled servos. Commonly used in airplanes, the electronic system takes inputs from the driver and relays them to electronic actuators that then control the direction of the wheels on the car.
Porter complained about difficulties when trying to insert lines in Excel. (Which, to be fair to Microsoft, is relatively straightforward - need to insert a row? Right-click on a selected row. Need to insert a line in text? Alt+Return is probably going to be your friend.) But then Porter turned to that other productivity stalwart, Word. "Never underestimate Microsoft's ability to make things more complicated," he said.