Here is a great podcast for beginners or even for experienced bitcoiners who want a little refreshment or encouragement. It's from late March 2014, but it didn't have it's own thread anywhere on the forum, so I thought I would share. Mark Andreesen and Benjamin Lawsky are the notable guests. There is a clip from Milton Friedman that blew my mind! Check it out:

http://freakonomics.com/2014/03/27/why-everybody-who-doesnt-hate-bitcoin-loves-it-a-new-freakonomics-radio-podcast/