ohio valley down through texas. chris and kate. >> make smart adjustments to the costumes now. now to a mystery, this barge, we'll show it to you, has been in the san francisco bay for days. it seems google may be behind it but no one is saying a word about what might be on board or why. and another barge popping up along the coast near portland, mann main. what are they doing there? what's going on? let's bring in the host of "tech bytes," brett larson. what are the theories behind it. >> they're building robots. no. >> exactly. >> it cowl be a number of things, actually. it's odd when you dive into it. they're building a retail facility for the google glass where they'll park it somewhere in san francisco and you can go in and take a look at the cool things that google -- how they can augment your reality with google glass or they're building data centers. and i'm -- i know. >> data center is much less