Who is this guy? Computer user since 1976, professional developer since 1984, UNIX user since 1989, Linux user since 1994, SysOP since 1994. Been a Mac user, Windows user, UNIX (hpux, Solaris, SunOS, Digital Unix, Unisys, AT&T...), *BSD, VMS. I've done most of it. The past 10 years professional developer, SysOP on the side and now data security specialist at Persónuvernd (IS-DPA).
If I'm not following, please don't be offended - I am extremely selective for what to keep in my feed.