Here are the things I DO NOT worry so much about in my Podcasting:
1. My Statistics / Numbers
2. My Reviews, Ratings and Rankings
3. iTunes
4. Audio Perfection
5. Being Absolutely Everywhere
6. MP3 File Names
Things I do worry about:
1. Audience - Give them a reason to listen
2. Knowing my listeners
3. My RSS feed address
4. Being everywhere that matters
5. Ease of use for my listeners and web visitors
You will have to listen to the show to find out more :)