That's pretty much what I do. I used to blog solutions (and before that do answers on experts-exchange). Blogging computer solutions would pay the hosting charg

That's pretty much what I do. I used to blog solutions (and before that do answers on experts-exchange). Blogging computer solutions would pay the hosting charges and buy a few computer parts - replacing the mediocre computer every couple of years. But then ad/Amazon revenue feel off a cliff. So might as well post to SO network. Not everything that scores highly would produce revenue on blog though.