Why is this a PDF and why is this news? Even a guy like me, with the security expertise of having send about 3 gpg encrypted emails in my life, knows that you c

Why is this a PDF and why is this news? Even a guy like me, with the security expertise of having send about 3 gpg encrypted emails in my life, knows that you can't trust the machines you are using, while being targeted by FBI/CIA etc. It's on the first page on every book about computer security.