There was a talk on 32C3 about CPU bugs and the insane work that goes into preventing them: <a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eDmv0sDB1Ak" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eDmv0sDB1Ak</a>