Google’s Moonshot Chief Says Early Version of Glass Wasn’t Ready - Digits - WSJ

Real-world research results (from an overview of Google's experiences with Google Glass and self-driving cars)

"“The cars performed flawlessly. The people did not,” he added. While not providing details, Teller said the employees paid less attention because they assumed the car would take care of any incidents.

“It was not pretty. We stopped doing it. We realized humans cannot be a backup system for the computer,” Teller said.

The team had to re-design a new vehicle capable to driving itself all the way from point A to point B with no help from a human driver. Teller said this was an “existential” blow to the team at the time."

Google’s Moonshot Chief Says Early Version of Glass Wasn’t Ready - Digits - WSJ