Justin and Jason interview Jeff Atwood, co-founder of Stack Overflow and the Stack Exchange network, about how he got started as a coder and his passion for programming and mentoring, how he and Joel Spolsky came up with the idea for Stack Overflow, his belief in free software and the Open ID initiative, the process of raising venture capital for Stack Exchange and his views of entrepreneurship, why he and Joel stopped doing the Stack Overflow podcast and whether they might start up again, and the hardest step when scaling a web app.