Re: Is the sky falling? Or, ...
>I am a UNIX expert ... and could not do anything even close to what I had been doing/using since 1979
In a time of drastic change it is the learners who inherit the future. The learned usually find themselves equipped to live in a world that no longer exists. –– Eric Hoffer
In times of profound change, the learners inherit the earth, while the learned find themselves beautifully equipped to deal with a world that no longer exists. –– Al Rogers
And I'm not sure what you're on about, netstat, ifconfig, etc., etc., all still exist in all the Linux distributions I use. Often in add-on packages. Given what you've said about the difference between SunOS, Solaris, AIX, HP/UX, *BSD, et al, I don't know why you'd have such a hard time with Linux.