Blogging about what's destroying your internet signal AS IT DESTROYS your internet signal!
It's even got it's own ranking system for difficulty. "Hurricane" is level 7. "Fire" is level 9. "Animal Rampage" gets a 5, but the animal must weigh more than the computer.
You get bonus points for posting pictures and audio samples of the destruction.
"Power Failure" ranks a mere 2. The hardest one I can think of is "Explosive Decompression". Try blogging that, as your hardware bursts into pieces all around you. I'd give that a rank 30.