Has the age of quantum computing arrived?

It’s a mind-bending concept with the potential to change the world, and Canadian tech company D-Wave claims to have cracked the codeEver since Charles Babbage’s conceptual, unrealised Analytical Engine in the 1830s, computer science has been trying very hard to race ahead of its time. Particularly over the last 75 years, there have been many astounding developments – the first electronic programmable computer, the first integrated circuit computer, the first microprocessor. But