Why must Firefox and Opera fight?

Why must we fight?
Can't we at least just put it off until we distroy Internet Explorer?
Come on! Lets team up and distroy the true evil, instead of bickering all the time about which one is better...

why don't we just take down that low-life

Here's the problem: what can we do? Most people don't want to learn in depth about a fancy calculator with some RAM. They use what came with Windows, and that's it.

The only way to get rid of IE is to get rid of Windows as a default install, but which non-geek wants that?