Buy AMD

If we reduce ourselves to consumers, we have already lost.

Not sure I understand your point.

Should I try to build my own car? Or my own CPU?

You should organize politically to compel businesses to behave ethically. They understand the power of political organization - they've built the whole lobbying industry for it.

Nah, just let the Free Market(tm) figure it out.

Certainly if consumers don't like it, they'll switch to a competitor, right?

You should reduce your consumption as much as possible. In the case of cars, buy a used one when you need one.

Don't give companies that you don't think have earned your money your business.

> Should I try to build my own car? Or my own CPU?

Become a hacker and learn how to crack this kind of DRM.

Use AMD