I'm quite an avid podcast listener, I spend around 90min driving (often in heavy traffic) each day and try to make the most of the time learning new things.
Currently, I listen to some well known dev podcasts such as:
Recently I discovered that a colleague at my current client had started a developer podcast. There are not many (in fact I don't know of any other) developer podcasts is South Africa, so I'm quite excited to see where it goes. Will be good to learn from the best in my own country.
Have a listen here, also check out the host's (Steven McDonald) blog here