Podcast: Bitcoin and the Bubble

The price of one bitcoin crossed above $1,200 Friday, up from less than $14 at the beginning of the year.

Clearly that’s good news for speculators betting on its rise, but is it also a troubling sign for the virtual currency as it tries to become more mainstream?

Also, on this week’s podcast: A wave of consolidation has swept the cable industry this year and Time Warner CableTWC +1.04% is the latest target attracting suitors. But will a deal materialize?

Heard on the Street’s Liam Denning and Miriam Gottfried join host Stephen Grocer to discuss. Grab a set of headphones and take a listen to MoneyBeat Week.