Reading the article, they did not.
They did... something to handle a 2x2 grid that can have 2 colors.
That's quantum computing news for you. A whole lot of hype for a nothing burger. Another thinly veiled advertisement for a technology nowhere near maturity, whose only quality is being utterly incomprehensible to the investors sinking money into it.
alt Hacker News
That's quantum computing news for you. A whole lot of hype for a nothing burger. Another thinly veiled advertisement for a technology nowhere near maturity, whose only quality is being utterly incomprehensible to the investors sinking money into it.