As the value of Bitcoin and other cryptocurrencies rise, so does the interest in mining for these digital "coins." We look at the mining process and how some college students have created their own operations in their dorm rooms, using personal computers and free electricity. Also, a look at the latest gadgets and other technology featured at the big 2018 consumer electronics show, CES.

Guests:
Karen Hao, tech reporter for Quartz
Emme Hall, Roadshow Reviews editor at CNET
Russell Holly, contributing editor at Android Central