The cheaper end of the DLP (Digital Light Processing) projector market is plagued by the dreaded ‘acid-trip’, or ‘rainbow’ effect, a kind of visual distortion that causes red, green and blue motion-blur artefacting when you flit your eyes across the screen. To paraphrase Hunter S. Thompson (he of gonzo journalism fame), there is nothing more helpless and irresponsible than a …

New technology is often blighted by teething problems, as early adopters of Sky’s HDTV service will confirm — ever since Sky’s high-definition broadcasts launched earlier this year, its HD receiver boxes have been plagued by complaints from disgruntled consumers. Thanks to a recent firmware upgrade, however, subscribers have been reporting that these problems with bugs and instability could be a …

By the time JK Rowling’s Harry Potter and the Half-Blood Prince was released last year, it had already been pre-ordered by over 100,000 people on Amazon.co.uk. The question is — will the same happen with the much-hyped Blu-ray and HD DVD disc formats? Online retailers Amazon.co.uk, Play.com and HMV.co.uk have now started accepting pre-orders for HD DVD and Blu-ray discs, …