We need a movement of developers and enthusiasts who loudly, proudly, use @mozilla @firefox as their primary browser. On our desktops and our laptops. We test in it, extend it, contribute to it. But we never, ever, take it for granted.
The moment I came to this conclusion. Background: 1, 2, 3, 4, 5, 6, and with thanks to Jeremy Keith for helping me see it.