The button they advocate putting on your site links to the Google Toolbar page. From there, it is not clear at all how to download Firefox, although they make it very clear how you can download the Google Toolbar.

If I were going to direct people to download Firefox, I would send them directly to getfirefox.com.

Though their motivations may not be so philanthropic, at least consumer electronics corporations are on the side of the people like you and I. After all, they know that consumers will not purchase crippled, copy-protected products. Hopefully, this will result in a somewhat more balanced result when laws are passed. Call me cynical, but I feel that the Hollywood lobby's advantage is quite large and the laws will likely get passed.