As to what you get from a barrel of oil, true as far as it goes, but refining processes change the outcome of the natural hydrocarbon mix by "catalytic cracking" which converts less-desirable heavy stuff to lighter gasoline and jet fuel, etc.

and while we're at it can we please not start a sentence with an adverb? Please write instead of "hopefully" "I hope that.........."

"And since the GUI and the kernel are always together as a virtually inseparable set, they are pretty much one in the same."

OK, I may be new here, but if this is true, why do I have to type "startx" after I login?