Companies are getting quite creative when marketing their stuff, one of the latest gimics is a Nintendo promo video on YouTube which is quite fun..
Have a look yourself;
http://www.youtube.com/experiencewii
Now THIS is awesome, Philips have invented a technology to embed led technology into textile, possibilities are endless… Nifty, but also likely to be somewhat expensive 
Have a look at their intro here;
Well this is not exactely new, but this was the first time I saw it in action, and even though I’m not quite sure how this eventually will be used (who would buy such a thing?), the gadget effect is quite high – the price however is likely to be A LOT higher that my current coffe tabel 