Down south they like to do things big, and they don't come any bigger than the 80 x 200-foot HD video screen they fired up on Tuesday at the Charlotte Motor Speedway.

Looking for some new shiny gadget from Apple to salivate over? Well, the hottest rumor on Apple isn't the iPad 3 or even the iPhone 5, it's that Apple could be working on a Smart TV.

How many little black boxes are connected to your flat screen? How about considering another? LG's box is kind of like a V8-engine for your outdated HDTV — it turns any cheap tube into a Smart TV.

How large does an HDTV need to get before it's considered too big to be labeled portable? Personally, I'd say the sweet spot for a portable tube would be no larger than 19-inches (diagonal). Toshiba, makers of all things non-mainstream is introducing a new line of battery-operated HDTVs.