Tor anonymous network now has zero known bugs

I think the correct title should be:

Down to 0 issues on Coverity Scan

https://blog.torproject.org/blog/down-0-issues-coverity-scan.

It's probably worth mentioning the classic fastcompany article on software development which minimizes bugs, i.e. writing software for the space shuttle.

http://www.fastcompany.com/magazine/06/writestuff.html