The Mozilla project is big in terms of lines of code and complexity.

You can get anything from Mozilla Firefox-based themes to nature themes to your own photographs.

We’'ve broken the code base into logical chunks, called modules, and the foundation staff delegate authority for the modules to people with the most expertise.

So many commercial orgs have software where you can come and modify it but they still control everything. And what's controlled is very clearly what's good for their business, or if they're more progressive, their view of what's good for the Internet.

Especially if you don't have a job that's providing fulfillment in your technical expertise, there is a lot of reward to working on a very smart and demanding community that will respect you and will give you leadership and authority based on what you do.

But I think it's always difficult when a product that you're using and accustomed to changes.

I've learned that for many people, change is uncomfortable. Maybe they want to go through it, and they can see the benefit of it, but at a gut level, change is uncomfortable.