The Consumer Electronics Show in Las Vegas in January promises to offer a stunning array of brand new technical gadgets. Reports say the show stopper for 2008 will be Panasonic's unveiling of a new 150 inch high definition plasma television set. Yep, you read that right. 150 inches . That's 11 feet wide and 6 feet high. You would need a pretty large house for this one. If Panasonic does follow through on its promise, the world will see the largest, commercially available set anywhere on the planet for the first time. And, that's no small engineering feat with Sharp hot on Panasonic's coat tails with their own 108 inch set. However is there really a market for this large a set, or will they become impressive display models only? The jury is still out on this, especially after Panasonic - owned by Japan's Matsushita Electric Industrial Co. Ltd. - revealed a 103 inch plasma hdtv in 2006 with a price tag of around $50,000. However, retailers say that one is no longer be...