Geezercast 19 — Bio-fuels

More erratic-ness in the Geezercasting. Dang I’m having a good time this summer, but the poor old podcast is being neglected. This one’s about bio-fuels — which I think are completely nifty, but will present you (my unborn grandchildren) some interesting problems to solve. So here’s a letter forward in time, letting you know that I’m thinking about ya.

Click here to download this 11 minute podcast