From the Washington Post:

The unwitting end of the hunt comes at a time when al-Qaeda sympathizers like Irhabi 007 are making explosive new use of the Internet. Countless Web sites and password-protected forums – most of which have sprung up in the last several years – now cater to would-be jihadists like Irhabi 007. The terrorists who congregate in those cybercommunities are rapidly becoming skilled in hacking, programming, executing online attacks and mastering digital and media design – and Irhabi was a master of all those arts. Here.