Phelim O'Neill looks at the Blu-ray format
We were all supposed to be basking in the glory of Blu-ray by now, but it hasn’t exactly worked out that way. After seeing off its “Betamax” rival, HD-DVD, in a costly battle that had little regard for the consumer, Blu-ray’s offers of picture quality four times better than DVD and interactive extra features have gone largely unwanted. But why