something good for humanity. we wish him well in that. companies from all over the world unveiled the future of technology in las vegas this week. get a load of the future here. how about smart underwear? a high-tech fertility tracker. and a 3d photo booth that creates a digital clone of you. those were just some of the innovative products showcased at the consumer electronics show. here s cnn s samuel burke with a look at the tv of the future. reporter: this bath above me has a rollable television inside it. i m sitting under it so you can see it s not just going up and down, it s unrolling out of the box. we re show you the technology in a second. for the past few years, lots of people thought they knew where tv was headed. 3d tvs, when was the last time you saw somebody with 3d glasses? curved televisions. who needs that when you can just roll up the television into a box and store it away.