Why heirloom seeds are important

Link to podcast

What is an heirloom?  "These are seeds that are like public-domain software, they're seeds that are of the people, there is no control over them." - Jere Gettle

Here is an excellent podcast with Jere Gettle of Baker Creek Seeds.

Jere discusses the loss of diversity in heirloom seeds; the risk, corporate control, and economic problems that come with GMOs; what this loss means for humanity; why save them?