To live up to the hype, quantum computers must repair their error problems
The devices will reach their potential only if they can fix their glitches
Astronaut John Glenn was wary about trusting a computer.
It was 1962, early in the computer age, and a room-sized machine had calculated the flight path for his upcoming orbit of Earth — the first for an American. But Glenn wasn’t willing to entrust his life to a newfangled machine that might make a mistake.