Last month, General Motors added its name to the growing list of automakers who are pursuing a novel type of partially automated technology called “eyes-off driving.” What they didn’t do, though, is provide a thorough description of how they’ll take responsibility when something goes wrong. Not to be confused with the type of “eyes-off” distracted driving that many drivers seem to be practicing these days, GM’s system would be a step toward the automaker’s ultimate goal of selling privately owned, fully autonomous cars. Some GM-produced cars already include the company’s Super Cruise system, which allows drivers to take their hands off the steering wheel but uses gaze-tracking technology to make sure they keep their eyes on the road. The new system, at Level 3 of the six-level scale of autonomy, would allow drivers to take their hands off the steering wheel and their eyes off the road on some US highways. GM says it aims to bring its Level 3 system to market by 2028, starting with the Cadillac Escalade IQ. From there, the technology …