I analyze my favorite albums of all time. Sometimes I'll do movies and video games. A little bit of a behind the music vibe, but I make it as entertaining and informative as possible. It comes out once a week for now, and will either continue to do so or every other one when I hope to start another podcast based on my 2 favorite sports teams.
Even if you can help do a newscast of some sorts that'll help. I always take a bit of a break in my shows and have a joke of the day, or visit other topics minus usual media stuff like politics that id rather not get into. If your into the