Although a pioneer of computer security, he once admitted to the BBC that he never actually used the software on his own computers - or any anti-virus software for that matter.
In kasta oo uu hormood ka ahaa ammanka kombuyuutarka, haddana wuxuu mar qirtay BBC-da in uusan waligii barnaamijkaas ku isticmaalin kombiyuutarkiisa gaarka ah - ama barnaamij kasta oo ka hortagga fayraska.