If I were to have a Podcast

Tonight I started to play around with some new audio software in anticipation of a potential podcast. I downloaded Audacity, and it rocks. This is a free audio editing tool for Mac or PC. Listen to my first podcast opener. download mp3 What is a podcast? Essentially, a podcast is an audio weblog post. The world of podcasting has exploded in the last month, as people begin to experiment with another form of online communication. Some podcasts feature conversations, others music, and others simple commentary. As weblogs have allowed each person to be his or her own publisher, podcasting offers everyone the ability to be his or her own radio station. -bb

So, if I were to do a podcast, what would it be about? What would I have to say on a regular basis? I have no clue, but would love some recommendations.