I treat phones the same way I treat PC's - laptops in particular. Although you can't build your own laptops, if they told me that I couldn't remove all of the crapplets that they included and I couldn't roll my own OS setup from the ground up, I'd get a different laptop, plain and simple.
I don't get why motorola is pretty rabbid about making sure you don't roll your own setup (could be that they profit from e.g. the amazon mp3 app, and thus want to ensure you can't remove it)
That said though, just today the developer community announced there may be hope around the corner for atrix owners: