Hm, is this really "crippling" AMD? Seems more like Intel submitted a performance patch that is only enabled for Intel processors, but could be extended to support AMD too.
There's a moral difference. It is wrong to intentionally degrade the performance of your competitors. It is not wrong to not do something that benefits others.
There's a moral difference. It is wrong to intentionally degrade the performance of your competitors. It is not wrong to not do something that benefits others.