Boron-doped N-type Diamond Semiconductors?

Wired is running this story on the new synthetic diamond industry. While the jewelry industry is concerned, what this means to the semiconductor industry is the next step in computing. The idea is Moore's law tells us processors get hotter and hotter as they go faster. At some point silicon chips will liquify. Hi quanity low cost synthetic diamonds resolve this issue. While the charm of the Wired read touches on the seemingly fictional cloak and dagger elements of the diamond industry, what is important is the fact that the US is failing to invest.