I hear ya! I sometimes feel like a re-incarnation of the women of my mother's generation -- you know, the ones who can drive but don't know what goes on under the hood? I know a bit about my car but

I only know how to 'drive' my computer, don't have a clue what goes on under the CPU! so I don't even realize when the problem is NOT the CPU.

i bet we are part of a very large, not so exclusive club!