You are absolutely correct. There is no need of irony. At times, however, I might make an effort to amuse good folks with some sick humor - and fail miserably. I respect Gunner Ray highly and hope he saw trough my clumsy way to express myself.
You mention about stupid questions. I never noticed any such thing coming from you.
About destroying the Earth, without too much sarcasm this time:
It is possible to truly destroy a planet like the Earth, but the need of energy would be staggering. Tellus, the Earth as we call it, despite of being classified as a water planet, consists mostly of iron (88.8%), with smaller amounts of nickel (5.8%), sulfur (4.5%), and less than 1% trace elements. It is practically a dirty ball of iron, weighing 5.97×1024
You must be registered to see the links
, kinda made to take serious asteroid bombardment and endure really heavy hits without disintegrating.
To destroy life - especially sensitive human life - from the surface of Earth wouldn't take nearly so much effort, but even that might need some careful planning to be a complete success with our current resources.